000			00309nam a2200145Ia 4500
008			190201s9999 xx 000 0 und d
082			_a621
082			_b3887 K
100			_a"Ivanov, P"
245		0	_aPhotometric Measurements
260			_aMoscow
260			_bMIR Pub.
260			_c1978
300			_a304
999			_c23759 _d23759