Theory

• arXiv Front: RA Rings and Algebras - Rings and algebras section of the mathematics e-print arxiv.
• Associative Rings and Algebras - Section 16 of Dave Rusin's archive of known mathematics.
• Basic Books on Rings and Modules - A reading list by Lee Lady, University of Hawaii.
• Group Photographs from Noncommutative Ring Theory Meetings - Taken by Tim Hodges.
• Nonassociative Rings and Algebras - Section 17 in Dave Rusin's Mathematical Atlas.
• Ring Theory Resources - Compiled by A.D. Bell.