Ernst L. Leiss. On Generalized Language Equations. Theoretical Computer Science, 14:63-77, 1981.
@article{Leiss81a,
title = {On Generalized Language Equations},
author = {Ernst L. Leiss},
year = {1981},
researchr = {https://researchr.org/publication/Leiss81a},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {14},
pages = {63-77},
}