@InProceedings{l14-707-718, AUTHOR = {Cristina~G. Fernandes and Rafael~C.~S. Schouery}, TITLE = {Approximation Algorithms for the Max-Buying Problem with Limited Supply}, YEAR = {2014}, BOOKTITLE = {Proc.~of the 11th Latin American Symposium on Theoretical Informatics (LATIN'14)}, ADDRESS = {Montevideo, Uruguay}, PAGES = {707--718}, KEYWORDS = {}}