000 00631nam a2200253Ia 4500
003 OSt
005 20220912153024.0
006 a|||||r|||| 00| 0
007 ta
008 220909b |||||||| |||| 00| 0 eng d
024 _a25485
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aB962:57, H6
100 _aKopal Zdenek
245 0 _aIntroduction to the study of eclipsing variables
260 _c1946
300 _ap.
_ccm.
490 _aHarvard observatory monograph; 6
650 _aStars
942 _hB962:57, H6
_cTEXL
_2CC
999 _c96343
_d96343