@BOOK{Grif,
  author =       {D. F. Griffiths and D. J. Higham},
  title =        {Learning \LaTeX},
  publisher =    {SIAM},
  year =         {1997},
  address =      {Philadelphia}
}

@BOOK{Lamp,
  author =       {L. Lamport},
  title =        {\LaTeX: a document preparation system },
  publisher =    {Addison-Wesley Publishing Company},
  year =         {1994},
  edition =      {2nd}
}

@BOOK{Oet,
  author =       {T. Oetiker and H. Partl and I. Hyna and E. Schlegl},
  title =        {The Not So Short Introduction to \LaTeX ~$2 \varepsilon$},
  publisher =    {Free Software Foundation},
  year =         {1998}
}