@MISC{XFAMILY.MIZ,
  AUTHOR = {Trybulec, Andrzej},
  TITLE = {Families of Subsets},
  DAY = {13},
  MONTH = {December},
  YEAR = {2012},
  ADDRESS1 = {University of Bialystok, Bialystok, Poland},
  SUMMARY = {}}


