00326nam a2200109Ia 4500008004000000082001700040100003100057245006200088260003300150300000800183650002500191210210b1971   xxu||||| |||| 00| 0 eng d  a545.812 BABP  aBABKO (A) & PILIPENKO (A).  aPhotometric analysis: general principles & working tools.  aMoscowbMir Publishersc1971  a388  aPhotometric Analysis