00910nam a2200181Ia 4500003000900000008004100009040001600050080002400066111011000090245028700200260005500487300001000542490006200552650001900614650002700633650004300660700002500703IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a524.387(082.2)bNON  aSymposium on the Problem Commission Physics and Evolution of Starsn2ndcWarsaro, Polandd1977 June 20-25 0aNonstationary evolution of close binariesbproceedings of the multilateral coopertion between the academies of sciences of socialist countries second symposium of the problem commission physics and evolution of stars, held in Warsaro, Poland, June 20-25, 1977cedited by Anna Zytkow  aWarszawabPWN - Polish Scientific Publishersc1978  a166p.  aPolish academy of sciences copernicus astronomical center  a Binary stars  a Close binary stars   aAstronomy and astrophysics thesaurus   aZytkow, Anna N., ed.