00535nam a2200121Ia 4500082001700000100005900017245019500076260004900271300000600320490005100326500000500377700003100382  a512bP768.TA  aPolish Academy of Sciences, Institution of Mathematics  aTopics in algebra; proceedings of the 31st semester, held at the Stefan Banach International Mathematical Center in Warsaw from Feb. 15 June 15, 1988bcEd. by Stanislaw Balcerzyk and Others  aWarszawabPolish Scientific Publishersc1990  a   aBanach Center Publicationsv v. 26. Pt. I & II  a  aBalcerzyk, Stanislaw ; ed.