por Mckinstry, Hugh Exton [autor] | Casanueva, Miguel [traductor] | Rennebaker, E. N [colaborador] | Tyler, Stanley A [colaborador] | Richard, Kenyon E [colaborador].
por Journel, A. G [autor] | Huijbreagts, Ch. J.
por Symposium on the Effect of Underground Mining on Surface (1986) | International Society For Rock Mechanics. South African National Group.