Adrian Ionescu, Ernst L. Leiss. On the role of complementation in implicit language equations and relations. J. Comput. Syst. Sci., 80(2):457-467, 2014. [doi]
@article{IonescuL14,
title = {On the role of complementation in implicit language equations and relations},
author = {Adrian Ionescu and Ernst L. Leiss},
year = {2014},
doi = {10.1016/j.jcss.2013.09.001},
url = {http://dx.doi.org/10.1016/j.jcss.2013.09.001},
researchr = {https://researchr.org/publication/IonescuL14},
cites = {0},
citedby = {0},
journal = {J. Comput. Syst. Sci.},
volume = {80},
number = {2},
pages = {457-467},
}