000 00285nam a22000977a 4500
008 230630b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aTechnisches zentralblatt
260 _bKademie-verlag
_aBerlin
_c1972
942 _cBK
_2udc
999 _c64950
_d64950