00249pam a2200109 a 4500020000500000041000800005082001700013100001800030245004200048260003900090300001000129  c  aeng  a541.223bPOT  aPotapov, V.M.  aStereochemistory, hTextual Documents  aMoscow:bM I R Publishers ,c1978.  a677p.