00716nam0-22002771i-450-99000025784040332120001010000025784FED01000025784(Aleph)000025784FED0100002578420001010d--------km-y0itay50------baitay-------001yyDynamical systems in the planeOtomar Hajek.LondonAcademic Press1968VIII, 235 p. ill. 25 cmTeoria dei sistemiHajek,OtomarITUNINARICAUNIMARCBK99000025784040332109 052-0162754DINAEDINAEUNINAING01