@Book{TP93,
  author    = {Stephan von Bechtolsheim},
  title     = {{\TeX} in Practice: Basics},
  sorttitle = {TeX in Practice},
  volumes   = {3},
  publisher = {Springer-Verlag},
  date      = 1993,
  location  = {Berlin and Heidelberg (Germany) and London (UK)},
  ISBN      = {0-387-97595-0},
}
