@InProceedings{l92-p417-429, AUTHOR = {Oscar Porto}, TITLE = {Even Induced Cycles in Planar Graphs}, YEAR = 1992, BOOKTITLE = {Proc.~of the 1st Latin American Symposium on Theoretical Informatics (LATIN'92)}, ADDRESS = {S\~ao Paulo, Brazil}, PAGES = {417--429}, KEYWORDS = {}}