000 00318pam a2200133a 44500
008 160408b1989 xxu||||| |||| 00| 0 eng d
020 _a0 12 378673 8
082 _a538.7
_bG292 V.3
100 _aJacobs, J.A.
245 1 _aGEOMAGNETISM
260 _a
_bAcademic Press
_c1989
964 _gCIRC
997 _aA107112 C
999 _c313163
_d313163