Pinkava, Vaclav . Introduction to logic for systems modelling / Vaclav Pinkava. - Cambridge : Clarendon Press , 1988. - viii,132p. : ill. ; 23cm . NULL ISBN: 0856264318 UKP 16.85 Subjects--Index Terms: LOGIC,SYMBOLIC AND MATHEMATICAL Dewey Class. No.: 003 / PIN/I