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1par Petrovsky Ivan Georgievich
Dover Publications, Inc. 1991Livre -
2par Petrovsky Ivan Georgievich
B.G. Teubner verlagsgesellschaft 1955Livre -
3par Petrovsky Ivan Georgievich
Graylock Press 1957Livre -
4par Petrovsky Ivan Georgievich
Prentice-Hall cop. 1966Livre -
5Livre