@MISC{CATALG_1.MIZ,
  AUTHOR = {Bancerek, Grzegorz},
  TITLE = {Algebra of Morphisms},
  SECTION1 = {Preliminaries},
  SECTION2 = {Signature of a category},
  SECTION3 = {Symbols of categorial signatures},
  SECTION4 = {Signature homomorphism generated by a functor},
  SECTION5 = {Algebra of morphisms},
  DAY = {28},
  MONTH = {January},
  YEAR = {1997},
  ADDRESS1 = {Warsaw University\\Bia{\l}ystok}}

