http://www.saber.ula.ve/handle/123456789/4556 1983 Thu, 07 May 2026 04:04:46 GMT 2026-05-07T04:04:46Z http://www.saber.ula.ve/handle/123456789/22358 Notas de Matemática Tue, 07 Mar 2006 09:00:00 GMT http://www.saber.ula.ve/handle/123456789/22358 2006-03-07T09:00:00Z http://www.saber.ula.ve/handle/123456789/22357 Unique factorization rings with zero divisors. D. D., Anderson; Markanda, Raj K. Mon, 08 Aug 2005 09:00:00 GMT http://www.saber.ula.ve/handle/123456789/22357 2005-08-08T09:00:00Z