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@Book{            book:951081,
  Author        = "Cohn, Paul M.",
  date-added    = "2022-05-05 13:39:25 +0200",
  date-modified = "2022-05-05 13:39:38 +0200",
  Edition       = "1",
  ISBN          = "978-1-85233-206-8,978-1-4471-0475-9",
  Publisher     = "Springer-Verlag London",
  Series        = "Springer Undergraduate Mathematics Series",
  Title         = "Introduction to Ring Theory",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=91d81127d929213875507dcc0c254604",
  Year          = "2000",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=91d81127d929213875507dcc0c254604",
  File          = "Introduction to Ring Theory (P. M. Cohn BA, MA, PhD, FRS (auth.)) (z-lib.org).pdf"
}

@Book{ book:951081, Author = "Cohn, Paul M.", date-added = "2022-05-05 13:39:25 +0200", date-modified = "2022-05-05 13:39:38 +0200", Edition = "1", ISBN = "978-1-85233-206-8,978-1-4471-0475-9", Publisher = "Springer-Verlag London", Series = "Springer Undergraduate Mathematics Series", Title = "Introduction to Ring Theory", URL = "http://gen.lib.rus.ec/book/index.php?md5=91d81127d929213875507dcc0c254604", Year = "2000", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=91d81127d929213875507dcc0c254604", File = "Introduction to Ring Theory (P. M. Cohn BA, MA, PhD, FRS (auth.)) (z-lib.org).pdf" }