Stephen L. Bloom, Zoltán Ésik. Free Shuffle Algebras in Language Varieties. Theoretical Computer Science, 163(1&2):55-98, 1996. [doi]
@article{BloomE96a,
title = {Free Shuffle Algebras in Language Varieties},
author = {Stephen L. Bloom and Zoltán Ésik},
year = {1996},
doi = {10.1016/0304-3975(95)00230-8},
url = {http://dx.doi.org/10.1016/0304-3975(95)00230-8},
tags = { algebra},
researchr = {https://researchr.org/publication/BloomE96a},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {163},
number = {1&2},
pages = {55-98},
}