00265nam a22000977a 4500 240913b |||||||| |||| 00| 0 eng d National Science Library National Science Library R631.3(038)=00 K8.3 Franacis udc REF 67469 67469 0 0 udc 0 R631303800K83 0 182525 NSL NSL GF 1971-10-21 0 R631.3(038)=00,K8.3 41769 2024-09-13 00:00:00 1971-10-21 REF