Ehrich73'

BibTeX

@article{DBLP:journals/acta/Ehrich73,
  author    = {Hans-Dieter Ehrich},
  title     = {Minimale und m-minimale Variablenmengen f{\"u}r partielle
               Boole'sche Funktionen},
  journal   = {Acta Inf.},
  volume    = {2},
  year      = {1973},
  pages     = {172-179},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}