International Society for Rock Mechanics (11th: 2007: Lisbon
Proceedings of the eleventh congress of the international society for rock mecha
/(ed. by) Lus Ribeiro e Sousa,P Claudio Olalla and N. Grossmann
- London Taylor & Francis 2007
- 2v.(v.2-xxiii, 741-1329 p.) -
- International society for rock mechanics proceedings .