@ARTICLE{NavaraPtakGiven,
  MYNOTE =   { S1996, A1997, P1998 },
  IS =     {zkontrolovano 09 Jan 99},
  AUTHOR =   {Navara, Mirko and Pt{\'a}k, Pavel},
  TITLE =   {Quantum logics with given centres and variable state
                  spaces},
  JOURNAL =   {International Journal of Theoretical Physics},
  YEAR =   {1998},
  MONTH =   {January},
  VOLUME =   {37},
  NUMBER =   {1},
  PAGES =   {139--145},
  publisher =   {Plenum Publishing Corporation},
  address =   {New York, USA},
  issn =   {0020-7748},
  importance =   {1},
  psurl =   {[PostScript,
                  53k]},
}