MEDUNA, Alexander; HORÁČEK, Petr a TOMKO, Martin. Handbook of Mathematical Models for Languages and Computation. IET professional applications of computing series. Stevenage: IET, 2019. ISBN 1785616609. Dostupné také z: https://proxy.k.utb.cz/login?url=https://app.knovel.com/hotlink/toc/id:kpHMMLC003/handbook-of-mathematical?kpromoter=marc.