[1]
Parenago, P.
Vestnik Acad. of Sciences of the U.S.S.R. no. 12, 1956.
[2]
HofEmeister, C.
Die Sterne, nos. 11–12, 1956.
[3]
Schatzman, E.
L’Astronomie, no. 12, 1956.
[4]
I.A.U. Symposium no. 7, 1958.
[5]
Liège Symposium, 1957.
[6]
Petit, M.
Astr. J. Moscow,
34, no. 5, 1957.
[7]
Payne-Gaposchkin, C.
Variable Stars and Galactic Structure,
London
1954.
[8]
Payne-Gaposchkin, C.
The Galactic Novae.
Amsterdam
1957.
[9]
Kopal, Z. and Shapley, M. B.
Jodrell Bank Ann.
1, 141, 1956.
[10]
Nassau, J. J. and Cameron, D.
Ap. J.
124, 346, 1956.
[11]
Struve, O.
P.A.S.P.
67, 135, 1955.
[12]
Roques, P. E.
P.A.S.P.
67, 34, 1955.
[13]
Petit, M.
Variable Stars,
Moscow
12, no. 1, 1958.
[14]
Merrill, P. W.
P.A.S.P.
67, 199, 1955.
[15]
Fourth Cosmogonical Conference, Moscow, 1955.
[16]
I.A.U. Symposium no. 3, 1957.
[17]
The Non-stable Stars, Erevan
1957.
[18]
Vistas in Astronomy, vol. 1, London, 1955.
[19]
Vistas in Astronomy, vol. 2, London, 1956.
[20]
M.V.S. nos. 245–322, 1957.
[21]
Variable Stars, Moscow
12, no. 1 (1958).
[22]
Campbell, L.
Studies of Long-period Variables.
1955.
[23]
Private communication.
[24]
Hoffmeister, C.
Veröff. Sonneberg. Bd. 3, Heft 1, 1956.
[25]
Astr. Cire. U.S.S.R., 1955–57.
[26]
Kl. Veröff. Stw. Bamberg, nos. 9, 11, 15, 17, 1955–57.
[27]
M.V.S.
1955–57.
[28]
Acta Astr. Sinica, no. 1, 1957.
[29]
Shapley, H. and Nail, , McKibben, V.. Harv. Repr.
430, 1957.
[30]
Hoffleit, D.
Astr. J.
62, 120, 1957.
[31]
Gaposchkin, S.
Variable Stars,
Moscow
10, 337, 1956.
[32]
Pavlovskaja, E.
Astr. J. Moscow,
34, no. 6, 1957.
[33]
Hoffmeister, C., Ahnert, P., Huth, H., Götz, W. and Wenzel, W.
Veröff. Sonneberg, Bd. 2, Heft 5, 1956; Bd. 4, Hefte 2, 3, 1957.
[34]
Miller, W. J.
Rie. Astr. vols. 3 and 5, 1956–57.
[35]
Kurochkin, N.
Variable Stars,
Moscow
10, 171, 1955; II, III, 1956.
[36]
D’Arturo, G.
Horn, and Lacchini, G. B.
Publ. Bologna Obs.
6, no. 13, 1955.
[37]
Walker, M. F.
Ap. J. Supp. no. 23, 2, 365, 1956.
[38]
Kukarkin, B., Li, Tsing, and Sehen, Liang-Tzao. Acta Astr. Sinica, no. 1, 1957.
[39]
Kholopov, P. N.
Variable Stars,
Moscow
10, 390, 1956.
[40]
Duncan, J. C.
P.A.S.P.
68, 517, 1956.
[41]
Alania, I. F.
Astr. J. Moscow,
34, no. 12, 1957.
[42]
Badalian, G.
Contr. Burakan Obs.
17, 1956.
[43]
Arp, H. C.
Astr. J.
61, 15, 1956.
[44]
Baade, W.
Mitt. Astr. Gesells. 1955; Baade, W. and Swope, H.
Astr. J.
6o, 173, 1955.
[45]
Rosino, L., Grubissich, S. and Maffei, P.
Contr. Asiago Obs. no. 82, 1957.
[46]
Rosino, L.
Contr. Asiago Obs. no. 69, 1956.
[47]
Kukarkin, B., Li, Tsing, and Sehen, Liang-Tzao. Acta Astr. Sinica, no. 1, 1957.
[48]
Walker, M. F.
Ap. J.
123, 68, 1956.
[49]
Eggen, O. J.
P.A.S.P.
68, 142, 1956; 68, 238, 1956; 68, 541, 1956.
[50]
Walker, M. F.
Astr. J.
60, 197, 1955.
[51]
Wilson, O. C. and Walker, M. F.
Ap. J.
124, 325, 1956.
[52]
Worley, C. E. and Eggen, O. J.
Astr. J.
62, 104, 1957.
[53]
Oosterhoff, P.
Th.
B.A.N.
13, 320, 1957.
[54]
Hardie, R. H.
Ap. J.
122, 256, 1955.
[55]
Fitch, W. S.
Astr. J.
62, 108, 1957.
[56]
Detre, L.
Vistas in Astronomy, vol. 2, 1957.
[57]
Hogg, A. R.
M.N.
117, 95, 1957.
[58]
Gascoigne, S. C. B., Eggen, O. J. and Burr, E. J.
M.N.
117, 406, 1957.
[59]
Wesselink, A. J.
M.N.
116, 3, 1956.
[60]
Magalashvili, N. L. and Kharadze, E. K.
Abastumani Obs. Bull.
20, 1956.
[61]
Lenouvel, F.
J. d. Obs.
40, 37, 1957.
[62]
Kameny, F. E.
Astr. J.
62, 20, 1957.
[63]
Nassau, J. J. and Blanco, V. M.
Ap. J.
125, 195, 1957.
[64]
Blanco, V. M. and Nassau, J. J.
Ap. J.
125, 408, 1957.
[65]
Nassau, J. J., Blanco, V. M. and Cameron, D. M.
Ap. J.
125, 522, 1957.
[66]
Fujita, Y.
Ap. J.
124, 155, 1956; Liège Mem. xv 1955; XVIII, 1957.
[67]
Miller, F. D.
Ap. J.
125, 107, 1957.
[68]
Merrill, P. W. and Greenstein, J. L.
Ap. J. Supp. no. 19, 2, 225, 1956.
[69]
Merrill, P. W.
P.A.S.P.
69, 77, 1957.
[70]
Merrill, P. W.
P.A.S.P.
68, 70, 1956.
[71]
Adams, W. S.
Ap. J.
123, 189, 1956.
[72]
Deutsch, A. J.
Ap. J.
123, 210, 1956.
[73]
Feast, M. W. and Thackeray, A. D.
M.N.
116, 587, 1956.
[74]
Bidelman, W. P. and McKellar, A.
P.A.S.P.
69, 31, 1957.
[75]
Keenan, P. C. and Teske, R. G.
Ap. J.
125, 499, 1957.
[76]
Sanford, R. F.
Ap. J.
131, 318, 1955.
[77]
Abt, H. A.
Ap. J.
122, 72, 1955.
[78]
Kraft, R. P.
P.A.S.P.
68, 137, 1956.
[79]
Kraft, R. P.
Ap. J.
125, 336, 1957.
[80]
Jaschek, M. and Jaschek, C.
P.A.S.P.
68, 369, 1956.
[81]
Feast, M. W.
M.N.
116, 583, 1956.
[82]
Abbott, W. N.
M.N.
116, 269, 1956.
[83]
Stibbs, D. W. N.
M.N.
115, 363, 1955.
[84]
Sanford, R. F.
Ap. J.
123, 201, 1956.
[85]
Babcock, H. W.
P.A.S.P.
68, 70, 1956.
[86]
Joy, A. H.
P.A.S.P.
67, 120, 1955.
[87]
Abt, H. A.
Ap. J.
122, 390, 1955.
[88]
See Paris Conference on Star classifications, Paris, 1954.
[89]
Struve, O. and Zebergs, V.
Ap. J.
122, 134, 1955.
[90]
Struve, O., McNamara, D. H. and Zebergs, V.
Ap. J.
122, 122, 1955.
[91]
Struve, O. and Abhyankar, K. D.
Ap. J.
122, 409, 1955.
[92]
Lynds, C. R., Sahade, J. and Struve, O.
Ap. J.
124, 321, 1956.
[93]
Sahade, J. and Struve, O.
P.A.S.P.
68, 451, 1956.
[94]
Struve, O., Sahade, J. and Ebbighausen, E.
Astr. J.
62, 189, 1957.
[95]
Wilson, R. and Seddon, H.
Observatory,
76, 145, 1956.
[96]
Pagel, B. E. J.
M.N.
116, 10, 1956.
[97]
Sahade, J., Struve, O., Wilson, O. C. and Zebergs, V.
Ap. J.
123, 399. 1956.
[98]
Struve, O., Sahade, J. and Zebergs, V.
Ap. J.
124, 50, 1956.
[99]
Struve, O., Sahade, J. and Zebergs, V.
Ap. J.
125, 692, 1957.
[100]
Deutsch, A. J.
P.A.S.P.
68, 92, 1956.
[101]
McLaughlin, D. B.
Ap. J.
122, 417, 1955.
[102]
Feast, M. W.
M.N.
115, 461, 1955.
[103]
Adams, W. S. and Merrill, P. W.
Ap. J.
125, 107, 1957.
[104]
Thackeray, A. D.
M.N.
115, 236, 1955.
[105]
Aller, L. H.
Liège Mem. XVIII 1956.
[106]
Joy, A. H.
Ap. J.
124.
317, 1956.
[107]
Sanford, R. F. and Greenstein, J. L.
P.A.S.P.
69, 75, 1957.
[108]
Aller, L. H., Hazer, M., Doherty, L., Grant, A., Jugaku, J., Spiegel, E. and Waddell, J.
The Empirical Determination of Line Strengths from a Spectrophotometric Study of XX Oph,
Mich.
1954.
[109]
Mirzoyan, L. V.
Contr. Burakan Obs.
19, 1956.
[110]
See
Liège Symposium,
1957.
[111]
Borgman, J. ‘Electronic Scanning for Variable Stars’, Dissertation. Groningen, 1956.
[112]
Kurochkin, N. E.
Astr. Cire. U.S.S.R. no. 176, 1957.
[113]
Kvíz, Z.
Contr. Astr. Inst. Brno,
1, no. 14, 1956.
[114]
Kopal, Z. and Kurth, R.
Z. Ap.
42, 90, 1957.
[115]
Svechnikov, M. A.
Variable Stars,
Moscow
10, 262, 1956.
[116]
Krat, V.
Variable Stars,
Moscow
11, 359, 1958.
[117]
Lavrov, M. I.
Engelhardt Obs. Bull., Kasan, no. 31, 1955
[118]
Frank-Kamenetsky, D. A.
Problems of Cosmogony,
4, 196, 1955.
[119]
Frank-Kamenetsky, D. A.
Problems of Cosmogony,
5, 123, 1957.
[120]
Zhevakin, S. A.
Problems of Cosmogony,
5, 84, 1957.
[121]
Su-shu, Huang. Oce. Notes R.A.S. no. 19, 1955; Astr. J.
61, 49, 1956.
[122]
Sandage, A.
Ap. J.
123, 278, 1956.
[123]
Baade, W.
P.A.S.P.
68, 1, 1956.
[124]
Parenago, P.
Variable Stars,
Moscow
10, 193, 1955.
[125]
Whitney, C.
Ap. J.
122, 384, 1955.
[126]
Pecker, J. C.
Ann. Astrophys.
20, 61, 1957.
[127]
Reddish, V. C.
M.N.
115, 480, 1955.
[128]
Reddish, V. C.
M.N.
116, 533, 1956.
[129]
Rodgers, A. W.
M.N.
117, 85, 1957.
[130]
Eggen, O. J.
Astr. J.
62, 14, 1957.
[131]
McNamara, D. H.
Astr. J.
62, 24, 1957.
[132]
Stibbs, D. W. N.
M.N.
116, 453, 1956.
[133]
Perek, L.
A.N.
283, 213, 1956.
[134]
Notni, P.
Mitt. Stw. Jena,
26, 1957.
[135]
Jaschek, R.
Com. La Plata, no. 14, 1954.
[136]
Parenago, P.
Variable Stars,
Moscow
11,
236, 1958.
[137]
Kukarkin, B.
Astr. Cire. U.S.S.R. no. 173, 1956.
[138]
Detre, L.
Vistas in Astronomy, vol. 2, 1957.
[139]
Klepikova, L. A.
Variable Stars,
Moscow
11,
137, 1958.
[140]
Canavaggia, R.
Ann. Astrophys.
18, 431, 1955.
[141]
Stibbs, D. W. N.
M.N.
115, 323, 1955.
[142]
Melnikov, O. A.
Variable Stars,
Moscow
10, 382, 1956.
[143]
McNamara, D. H. and Williams, A. D.
Ap. J.
121, 51, 1955.
[144]
Badalian, G. S.
Contr. Burakan Obs.
17, 1956.
[145]
Safronov, V. S.
Variable Stars,
Moscow
10, 236, 1955.
[146]
Merrill, P. W.
P.A.S.P.
68, 162, 1956.
[147]
Kholopov, P. N.
Variable Stars,
Moscow
11,
325, 1958.
[148]
Wallerstein, G.
P.A.S.P.
69, 172, 1957.
[149]
Woltjer, L.
The Crab Nebula,
Leiden
1957.
[150]
Baade, W., Burbidge, G. R., Hoyle, F., Burbidge, E. M., Christy, R. F. and Fowler, W. A.
P.A.S.P.
68, 296, 1956.
[151]
Kopal, Z. and Ramsey, W. H.
Vistas in Astronomy, vol. 2, 1957.
[152]
Buscombe, W. and Vaucouleurs, G. de.
Observatory,
75, 170, 1955.
[153]
Ambartsumian, V. A.
The Non-Stable Stars, pp. 64, 70, Erevan, 1957.
[154]
Shklovsky, I. S.
Cosmical Radio-emission,
Moscow
1956.
[155]
Stohl, J.
Bull. Astr. Insts Czech.
8, no. 6, 1957.
[156]
Iwanowska, W.
Problems of Cosmogony,
7 (in press).
[157]
Mustel, E. R.
Astr. J. Moscow,
33, 182, 1956.
[158]
Opolski, A. and Krawiecka, J.
Wroclaw Contr. no. 11, 1956.