@InProceedings{l08-p736-746, AUTHOR = {Andrzej Lingas and Eva-Marta Lundell}, TITLE = {Efficient Approximation Algorithms for Shortest Cycles in Undirected Graphs}, YEAR = 2008, BOOKTITLE = {Proc.~of the 8th Latin American Symposium on Theoretical Informatics (LATIN'08)}, ADDRESS = {B\'uzios, Brazil}, PAGES = {736--746}, KEYWORDS = {}}