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@article{DBLP:journals/iandc/HiroseN81,
author = {Sadaki Hirose and
Masakazu Nasu},
title = {Left Universal Context-Free Grammars and homomorphic Characterizations
of Languages},
journal = {Information and Control},
volume = {50},
number = {2},
year = {1981},
pages = {110-118},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
Copyright © 2006-04-25 by Michael Ley (ley@uni-trier.de)