src/HOL/Algebra/document/root.bib

clarified module name: facilitate alternative GUI frameworks;

@PhdThesis{Ballarin:1999,
  author = 	 {Clemens Ballarin},
  title = 	 {Computer Algebra and Theorem Proving},
  school = 	 {University of Cambridge},
  year = 	 1999,
  note =	 {Also Computer Laboratory Technical Report number 473.}
}

@Book{Jacobson:1985,
  author =	 {Nathan Jacobson},
  title = 	 {Basic Algebra I},
  publisher = 	 {Freeman},
  year = 	 1985
}

@Article{Kammueller-Paulson:1999,
  author = 	 {Florian Kamm\"uller and L. C. Paulson},
  title =        {A Formal Proof of Sylow's theorem: An Experiment in
                  Abstract Algebra with {Isabelle HOL}},
  journal = 	 {J. Automated Reasoning},
  year = 	 1999,
  number =	 23,
  pages =	 {235--264}
}