Let R be a commutative ring with identity. We define an alternate method of factorization, called a U-factorization, and extend several finite factorization characterizations to U-factorizations.
"U-factorizations in Commutative Rings with Zero Divisors,"
Rose-Hulman Undergraduate Mathematics Journal: Vol. 2
, Article 6.
Available at: http://scholar.rose-hulman.edu/rhumj/vol2/iss2/6