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@Book{            book:71913,
  Author        = "Magnus, Wilhelm and Karrass, Abraham and Solitar, Donald",
  date-added    = "2022-04-20 20:45:43 +0200",
  date-modified = "2022-04-20 20:45:43 +0200",
  Edition       = "2 Revised",
  ISBN          = "9780486438306,0486438309",
  Publisher     = "Dover Publications",
  Series        = "Dover Books on Mathematics",
  Title         = "Combinatorial group theory: Presentations of groups in terms of generators and relations",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=910319f58cc62477a20b5d458ad54b38",
  Year          = "2004",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=910319f58cc62477a20b5d458ad54b38",
  File          = "Combinatorial group theory Presentations of groups in terms of generators and relations (Wilhelm Magnus, Abraham Karrass, Donald Solitar) (z-lib.org).djvu",
  file-2        = "Combinatorial Group Theory Presentations of Groups in Terms of Generators and Relations (Wilhelm Magnus) (z-lib.org).pdf"
}

@Book{ book:71913, Author = "Magnus, Wilhelm and Karrass, Abraham and Solitar, Donald", date-added = "2022-04-20 20:45:43 +0200", date-modified = "2022-04-20 20:45:43 +0200", Edition = "2 Revised", ISBN = "9780486438306,0486438309", Publisher = "Dover Publications", Series = "Dover Books on Mathematics", Title = "Combinatorial group theory: Presentations of groups in terms of generators and relations", URL = "http://gen.lib.rus.ec/book/index.php?md5=910319f58cc62477a20b5d458ad54b38", Year = "2004", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=910319f58cc62477a20b5d458ad54b38", File = "Combinatorial group theory Presentations of groups in terms of generators and relations (Wilhelm Magnus, Abraham Karrass, Donald Solitar) (z-lib.org).djvu", file-2 = "Combinatorial Group Theory Presentations of Groups in Terms of Generators and Relations (Wilhelm Magnus) (z-lib.org).pdf" }