By Figueiredo L.M.V.   Goncalves J.Z.   Shirvani M.   in Journal of Algebra

ISSN:0021-8693|185|2|298-313

Academic Press‎(1996)‎

Access to resources Favorite 11.686274

By Goncalves J. Z.   in Communications in Algebra

ISSN:0092-7872|37|7|2477-2484

Taylor & Francis Ltd‎(2009)‎

Access to resources Favorite 6.8473077

By Goncalves J. Z.   in Communications in Algebra

ISSN:0092-7872|36|8|3113-3121

Taylor & Francis Ltd‎(2008)‎

Access to resources Favorite 6.8473077