@MISC{MSSUBFAM.MIZ,
  AUTHOR = {Korni{\l}owicz, Artur},
  TITLE = {Certain Facts about Families of Subsets of Many Sorted Sets},
  SECTION1 = {Preliminaries},
  SECTION2 = {Finite Many Sorted Sets},
  SECTION3 = {A Family of Subsets of Many Sorted Sets},
  SECTION4 = {Intersection of a Family of Many Sorted Sets},
  DAY = {27},
  MONTH = {October},
  YEAR = {1995},
  ADDRESS1 = {Institute of Mathematics\\Warsaw University\\Bia{\l}ystok}}

