@MISC{GROUP_6.MIZ,
  AUTHOR = {Trybulec, Wojciech A. and Trybulec, Micha{\l} J.},
  TITLE = {Homomorphisms and Isomorphisms of Groups. {Q}uotient Group},
  DAY = {03},
  MONTH = {October},
  YEAR = {1991},
  ADDRESS1 = {Warsaw University},
  ADDRESS2 = {Warsaw University},
  SUMMARY = {Quotient group, homomorphisms and isomorphisms of groups are introduced.
    The so called isomorphism theorems are proved following \cite{KARGAP:1}.}}

