000 002860000a22001330004500
245 _aPhysical geodesy
100 _aHeiskanen, W.A.
100 _aHelmut, Moritz
260 _aSan Francisco
_bFreeman
_c1967
300 _a364 p.
080 _a528
_bH4
041 _aEN
942 _cBK
999 _c101333
_d101333