@misc{LauthMuellerHoelderichetal.1993,
  author    = {Lauth, Jakob and M{\"u}ller, Ulrich and H{\"o}lderich, Wolfgang and Brode, Stefan [u.a.]},
  title     = {Farbige, kristalline Alumophosphate und/oder Silicoalumophosphate vom AEL-Typ : Offenlegungsschrift DE4131447A1 ; Ver{\"o}ffentlichungstag im Patentblatt: 25.03.1993 / Anmelder: BASF AG, 67063 Ludwigshafen},
  publisher = {Deutsches Patent- und Markenamt},
  address   = {M{\"u}nchen},
  pages     = {10 S. : graph. Darst.},
  year      = {1993},
  language  = {de}
}
@book{LauthHoelderichWagenblast1996,
  author    = {Lauth, Jakob and H{\"o}lderich, Wolfgang and Wagenblast, Gerhard},
  title     = {Azofarbstoffe enthaltende Molekularsiebe = Molecular sieves containing azo dyes ; Europ{\"a}ische Patentschrift EP0630354B1 ; Ver{\"o}ffentlichungsdatum: 13.11.1996 / Anmelder: BASF AG},
  publisher = {Europ{\"a}isches Patentamt},
  address   = {[M{\"u}nchen u.a.]},
  pages     = {25 S.},
  year      = {1996},
  language  = {de}
}