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Books about Posnov:
M1A2 Adjunct Analysis (POSNOV (Position Navigation) Volume) by K. S. Collier (1989)
Wiki information Posnov:
Andrei Posnov is a professional ice hockey player who is currently playing for Vityaz Chekhov in the Kontinental Hockey League. He was selected by New Jersey Devils in the 4th round of the 2001 NHL Entry Draft.