@inproceedings{inproceedings63ccc50c,
title   = {Geotechnical mapping of rock masses in natural slopes using geomechanical classifications},
author = {Zenóbio, Ângelo Almeida and Zuquette, Lázaro Valentin},
year = {2006},
publisher = {The Geological Society},
booktitle   = {IAEG International Congress}
}