@InProceedings{l92-p356-371, AUTHOR = {Aldo de~Luca and Stefano Varricchio}, TITLE = {Some Regularity Conditions Based on Well Quasi-Orders}, YEAR = 1992, BOOKTITLE = {Proc.~of the 1st Latin American Symposium on Theoretical Informatics (LATIN'92)}, ADDRESS = {S\~ao Paulo, Brazil}, PAGES = {356--371}, KEYWORDS = {}}