Aldo de Luca, Antonio Massarotti. A decision procedure on partially commutative free monoids. Discrete Applied Mathematics, 14(1):105-108, 1986. [doi]
@article{LucaM86,
title = {A decision procedure on partially commutative free monoids},
author = {Aldo de Luca and Antonio Massarotti},
year = {1986},
doi = {10.1016/0166-218X(86)90011-9},
url = {http://dx.doi.org/10.1016/0166-218X(86)90011-9},
researchr = {https://researchr.org/publication/LucaM86},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {14},
number = {1},
pages = {105-108},
}