[2] Verschuur, Gerrit, Starscapes, Little, Brown and Co., Boston, 1977, p. 143. [3] Shklovskii, I. S., Stars, W. H. Freeman & Co., San Francisco, 1978, p. 66. [4] Struve, Otto, Elementary Asrronomy, Oxford University Press, New York, 1959, p. 296. [5] Mitton, Simon, Exploring the Galaxies, Charles Scribner’s Sons, New York, 1976, p. 86. [6] Gold and Hoyle, Paper 104, Paris Symposium on Radio Astronomy, edited by Ronald N. Bracewell, Stanford University Press, 1959. [7] Verschuur, Gerrit, op. cit., p. 102. [8] Harwit, Martin, Astrophysical Concepts, John Wiley & Sons, New York, 1973, p. 43. [9] McCrea, W. H., Cosmology Now, edited by Laurie John, op. cit., p. 94. [10] Bethe, Hans, Technology Review (MIT), June 1976. [11] Pasachoff, Jay M., Astronomy Now, W. B. Saunders Co., Philadelphia, 1978, p. 135. [12] Bok, Bart J., The Astronomer’s Universe, Cambridge University Press, 1958, p. 91. [13] Irwin, John B., Sky and Telescope, Nov. 1973. [14] Trimble, Virginia, Earth and Extraterrestrial Sciences, March. 1978. [15] Hoyle, Fred, Frontiers of Astronomy, Harper & Bros., New York, 1955, p. 278. [4] Couper, Heather, 1978 Yearbook of Astronomy, p. 190. [5] Hartmann, William K., Astronomy: The Cosmic Journey, Wadsworth Publishing Co., Belmont, CA, 1978, p. 365. [6] Hershfeld, Alan, Sky and Telescope, Apr. 1980. [7] Trimble, Virginia, Earth and Extraterrestrial Sciences, March. 1978. [8] Hoyle, Fred, Frontiers of Astronomy, Harper & Bros., New York, 1955, p. 278. [9] Shklovskii, I. S., op. cit., p. 60. [10] Hartmann, William K., op. cit., p. 386. [11] Silk, Joseph, The Big Bang, W. H. Freeman & Co., San Franscisco, 1980, p. 177. [12] Rees, M. J., The State of the Universe, edited by G. T. Bath, The Clarendon Press, Oxford, 1980, p. 35. [13] Jastrow and Thompson, Astronomy, Fundamentals and Frontiers, 2nd edition, John Wiley & Sons, New York, 1974, p. 231. [1] Cudworth, K., Astronomical Journal, July 1976. [2] Freeman and Norris, Annual Review of Astronomy and Astrophysics, 1981. [3] Darrow, Karl, Scientific Monthly, Mar. 1942 [4] Hogg, Helen S., McGraw-Hill Encyclopedia of Science and Technology, 1982, p. 13-53. [5] Struve, Otto, Sky and Telescope, July 1955. [6] Greenstein, J. L., McGraw-Hill Encyclopedia, p. I3-49. [7] Pasachoff, Jay M., op. cit., p. 87. [8] Kirshner, Robert P., Scientific American, Dec. 1976. [9] Struve, Otto, Sky and Telescope, June 1960. [10] Hogg, Helen S., Encyclopedia Britannica, l5th edition, p. 17-605. [11] Hogg, Helen S., McGraw-Hill Encyclopedia of Science and Technology, 1982, p. 13-53. — 386 —
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