AAMS(MOS) subject classification scheme (1970)AMS(MOS) subject classification scheme (1970)de American Mathematical SocietyEdiciones (1)AMS(MOS) subject classification scheme (1970). (1970)[s.n.] · inglésMás obras de American Mathematical SocietyAAlgebra. Translations Series 1, Volume 1Algebra. Translations Series 1, Volume 1MMathematical Surveys and MonographsMathematical Surveys and MonographsMMship American Mathematical SocietyMship American Mathematical Society