Reports
Zastosowanie izomorfizmow matematycznych w ogolenej teorii systemow ("The Uses of Mathematical Isomorphisms in General System Theory"). Paper delivered at the XII International Congress of the History of Science, Moscow, U.S.S.R., August, 1971. Prakseologia, 2, 46:71-88. Reprinted in Sistemnyie Issledovania (Yearbook), Moscow. #229a
