00237nam a2200097Ia 4500008004100000041000800041100001900049245004200068260002100110300000800131211209s1960    xx            000 0 und d  aeng  aMITROFANOV S P  aVEDECKE ZAKLADY SKUPINOVEI TECHNOLGY   bSNTL PRAHAc1960  a425