000 00302nam a2200121Ia 4500
008 240112s9999 xx 000 0 und d
082 _aSMI-R
_b526
100 _aSmith, Graham F
245 0 _aRadio astronomy
260 _a London
_bPenguin Books
_c1960
650 _aMathematical geography
942 _cBK
999 _c40226
_d40226