00357nam a22001337a 4500003000400000005001700004008004100021020001800062082001600080100002700096245004400123260003600167300002000203OSt20250321111325.0250321b        |||||||| |||| 00| 0 eng d  a9783110250220  a512.4bB59R  aBland, paul E.eAuthor  aRings and their modulescPaul E. Bland   aBerlinbWalter de Gruyterc2011  axiii,452p.ePbk