519.876. 519.711.3. 004.032.26 Petriho siete. hardwareYakovlev, Alex Hardware Design and Petri Nets / Ed.: Yakovlev, A. a i. -- Boston : Kluwer Academic Publishers, 2003. -- 331 s. -- ISBN : 0-7923-7791-5. Gomes, Luis. Lavagno, Luciano