por International Society for Rock Mechanics.
por International Society For Rock Mechanics. Commission On Recommendations On Site Investigation Techniques.
por Symposium On Rock Slope Stability (1989) | International Society For Rock Mechanics. South African National Group.
por Role of Rock Mechanics in Excavations for Mining and Civil Works (1985 : Zacatecas, Mexico) | Llata, R. de la [editor] | Sanchez Trejo, R [editor] | International Society for Rock Mechanics.
por Isrm Symposium Design Of Rock Reinforcing: Components And Systems (1987 : Johannesburg) | International Society for Rock Mechanics.
por Symposium On Monitoring For Safety In Geotechnical Engineering (1984) | International Society For Rock Mechanics. South African National Group.
por Symposium On Rock Mass Characterization (1985) | International Society For Rock Mechanics. South African National Group Mechanics.
por Symposium On Rock Mechanics In The Design Of Tunnels (1983) | International Society For Rock Mechanics. South African National Goup.
por Symposium on the Effect of Underground Mining on Surface (1986) | International Society For Rock Mechanics. South African National Group.
por International Society For Rock Mechanics. Commission On Terminology, Symbols And Graphic Representation.