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A. A. Ermolitski, “On a Geometric Black Hole of a Compact Manifold,” Intellectual Archive Journal, Vol. 1, No. 1, 2012, pp. 101-108.
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[3]
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J. R. Munkres, “Elementary Differential Topology,” Princeton University Press, Princeton, 1966.
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[4]
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A. A. Ermolitski, “Three-Dimensional Compact Manifold and the Poincare Conjecture,” Intellectual Archive Journal, Vol. 1, No. 4, 2012, pp. 51-62.
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[5]
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D. B. Fuks and V. A. Rohlin, “Beginner’s Course in Topology/Geometric Chapters,” Nauka, Moscow, 1977.
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M. W. Hirsch, “Differential Topology,” Springer, New York, Heigelberg, Berlin, 1976.
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