@book{237237,
	author = {Workshop Semigroups and Languages and Araujo, Isabel M. and Universidade de Lisboa.},
	title = {Proceedings of the Workshop Semigroups and Languages},
	publisher = {World Scientific,},
	year = {c2004.},
	address = {River Edge, NJ :},
	note = {Proceedings of workshop held at the Center of Algebra of the University of Lisbon.},
	url = {https://ebookcentral.proquest.com/lib/kuct-ebooks/detail.action?docID=296243}
}