Crossref Citations
                  This article has been cited by the following publications. This list is generated based on data provided by Crossref.
                                
                                    
                                    Colin de Verdière, Yves
                                  1983.
                                  Sur les longueurs des trajectoires périodiques d'un billard.
                                  
                                  
                                  Séminaire de théorie spectrale et géométrie, 
                                  Vol. 1, 
                                  Issue. , 
                                
                                    p. 
                                    1.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Fonda, Alessandro
                                    
                                    Manásevich, Raúl
                                     and 
                                    Zanolin, Fabio
                                  1993.
                                  Subharmonic Solutions for Some Second-Order Differential Equations with Singularities.
                                  
                                  
                                  SIAM Journal on Mathematical Analysis, 
                                  Vol. 24, 
                                  Issue. 5, 
                                
                                    p. 
                                    1294.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Rebelo, C.
                                     and 
                                    Zanolin, F.
                                  1996.
                                  Multiplicity results for periodic solutions of second order ODEs with asymmetric nonlinearities.
                                  
                                  
                                  Transactions of the American Mathematical Society, 
                                  Vol. 348, 
                                  Issue. 6, 
                                
                                    p. 
                                    2349.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Ding, Tongren
                                     and 
                                    Zanolin, Fabio
                                  1996.
                                  World Congress of Nonlinear Analysts '92.
                                  
                                  
                                  
                                  
                                  
                                
                                    p. 
                                    395.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Rebelo, Carlota
                                  1997.
                                  A note on the Poincaré—Birkhoff fixed point theorem and periodic solutions of planar systems.
                                  
                                  
                                  Nonlinear Analysis: Theory, Methods & Applications, 
                                  Vol. 29, 
                                  Issue. 3, 
                                
                                    p. 
                                    291.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Margheri, A.
                                    
                                    Rebelo, C.
                                     and 
                                    Zanolin, F.
                                  2002.
                                  Maslov index, Poincaré–Birkhoff Theorem and Periodic Solutions of Asymptotically Linear Planar Hamiltonian Systems.
                                  
                                  
                                  Journal of Differential Equations, 
                                  Vol. 183, 
                                  Issue. 2, 
                                
                                    p. 
                                    342.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Zanini, Chiara
                                     and 
                                    Zanolin, Fabio
                                  2008.
                                  Multiplicity of periodic solutions for differential equations arising in the study of a nerve fiber model.
                                  
                                  
                                  Nonlinear Analysis: Real World Applications, 
                                  Vol. 9, 
                                  Issue. 1, 
                                
                                    p. 
                                    141.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Pascoletti, Anna
                                    
                                    Zanolin, Fabio
                                     and 
                                    Berezansky, Leonid
                                  2011.
                                  A Topological Approach to Bend‐Twist Maps with Applications.
                                  
                                  
                                  International Journal of Differential Equations, 
                                  Vol. 2011, 
                                  Issue. 1, 
                                
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Hryniewicz, Umberto
                                    
                                    Momin, Al
                                     and 
                                    Salomão, Pedro A. S.
                                  2015.
                                  A Poincaré–Birkhoff theorem for tight Reeb flows on $$S^3$$ S 3.
                                  
                                  
                                  Inventiones mathematicae, 
                                  Vol. 199, 
                                  Issue. 2, 
                                
                                    p. 
                                    333.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Fonda, Alessandro
                                  2016.
                                  Playing Around Resonance.
                                  
                                  
                                  
                                  
                                  
                                
                                    p. 
                                    213.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Pelayo, Álvaro
                                     and 
                                    Rezakhanlou, Fraydoun
                                  2017.
                                  Poincaré-Birkhoff Theorems in random dynamics.
                                  
                                  
                                  Transactions of the American Mathematical Society, 
                                  Vol. 370, 
                                  Issue. 1, 
                                
                                    p. 
                                    601.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    KANG, JUNGSOO
                                  2018.
                                  On reversible maps and symmetric periodic points.
                                  
                                  
                                  Ergodic Theory and Dynamical Systems, 
                                  Vol. 38, 
                                  Issue. 4, 
                                
                                    p. 
                                    1479.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Moreno, Agustin
                                  2022.
                                  Contact geometry in the restricted three-body problem: a survey.
                                  
                                  
                                  Journal of Fixed Point Theory and Applications, 
                                  Vol. 24, 
                                  Issue. 2, 
                                
                                
                                
                        
                        
                        
                        
                                
                                    
                                    De Blasi, Irene
                                     and 
                                    Terracini, Susanna
                                  2022.
                                  Refraction periodic trajectories in central mass galaxies.
                                  
                                  
                                  Nonlinear Analysis, 
                                  Vol. 218, 
                                  Issue. , 
                                
                                    p. 
                                    112766.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    De Philippis, Guido
                                    
                                    Marini, Michele
                                    
                                    Mazzucchelli, Marco
                                     and 
                                    Suhr, Stefan
                                  2022.
                                  Closed geodesics on reversible Finsler 2-spheres.
                                  
                                  
                                  Journal of Fixed Point Theory and Applications, 
                                  Vol. 24, 
                                  Issue. 2, 
                                
                                
                                
                        
                        
                        
                        
                                
                                    
                                    López-Gómez, Julián
                                    
                                    Muñoz-Hernández, Eduardo
                                     and 
                                    Zanolin, Fabio
                                  2023.
                                  Subharmonic solutions for a class of predator-prey models with degenerate weights in periodic environments.
                                  
                                  
                                  Open Mathematics, 
                                  Vol. 21, 
                                  Issue. 1, 
                                
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Liu, Hui
                                    
                                    Wang, Jian
                                     and 
                                    Yan, Jingzhi
                                  2023.
                                  The growth of the number of periodic orbits for annulus homeomorphisms and non-contractible closed geodesics on Riemannian or Finsler RP2.
                                  
                                  
                                  Journal of Differential Equations, 
                                  Vol. 357, 
                                  Issue. , 
                                
                                    p. 
                                    362.
                                
                                
                        
                        
                        
                        
                                
                                    
                                    Burra, Lakshmi
                                     and 
                                    Zanolin, Fabio
                                  2025.
                                  The Duffing Equation.
                                  
                                  
                                  
                                  
                                  
                                
                                    p. 
                                    31.
                                
                                
                        
                        
                        
                         
 