000 00269nam a22000977a 4500
008 230913b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aElektro
260 _aOslo:
_bIngeniorforlaget A/S
942 _cCR
_2udc
999 _c60731
_d60731