Zdenek Sawa, Petr Jancar. Hardness of equivalence checking for composed finite-state systems. Acta Informatica, 46(3):169-191, 2009. [doi]
@article{SawaJ09,
title = {Hardness of equivalence checking for composed finite-state systems},
author = {Zdenek Sawa and Petr Jancar},
year = {2009},
doi = {10.1007/s00236-008-0088-x},
url = {http://dx.doi.org/10.1007/s00236-008-0088-x},
researchr = {https://researchr.org/publication/SawaJ09},
cites = {0},
citedby = {0},
journal = {Acta Informatica},
volume = {46},
number = {3},
pages = {169-191},
}