@InProceedings{l02-p465-478, AUTHOR = {Paolo Boldi and Sebastiano Vigna}, TITLE = {Holographic Trees}, YEAR = 2002, BOOKTITLE = {Proc.~of the 5th Latin American Symposium on Theoretical Informatics (LATIN'02)}, ADDRESS = {Cancun, Mexico}, PAGES = {465--478}, KEYWORDS = {}}