000			00315nam a2200133Ia 4500
008			170101s1968 xx 000 0 und d
082			_a550 I-3
245		0	_aInteraction of sciences in the study of the earth
260			_bMoscow _c1968
300			_a323p
650			_aEARTH
653			_aEARTH
942			_2ddc _cB
999			_c32925 _d32925