This list contains references from the content that can be linked to their source. For a full set of references and notes please see the PDF or HTML where available.
G. Gierz , K. H. Hofmann , K. Keimel , J. D. Lawson , M. Mislove and D. S. Scott (2003) Continuous Lattices and Domains, Encyclopedia of Mathematics and its Applications 93, Cambridge University Press.
H. P. A. Künzi (2001) Nonsymmetric distances and their associated topologies: About the origins of basic ideas in the area of asymmetric topology. In: C.E. Aull and R. Lowen (eds.) Handbook of the History of General Topology 3, Kluwer853–968.