21.		A new technique for applying the method of the flat-jack in the determination of stresses inside rock masses / Manuel Rocha Autor: ROCHA, Manuel
22.		O problema da alterabilidade das rochas em engenharia civil / Úlpio Nascimento Autor: Nascimento, Úlpio
23.		Método para amostragem integral de maciços rochosos / Manuel Rocha Autor: ROCHA, Manuel
24.		New techniques in deformability testing of «in situ» rock masses / Manuel Rocha Autor: ROCHA, Manuel
25.		A new method for the determination of deformability in rock masses / Manuel Rocha Autor: ROCHA, Manuel
26.		Cement grouts and their influence on the shear strength of fissured rock masses / Manuel Barroso Autor: Barroso, Manuel
27.		The use of modal analysis in the mechanical characterization of rock masses / Fernando de M. Mendes Autor: Mendes, Fernando de M.
28.		Anisotropy of rocks : most probable surfaces of the ultimate stresses and of the moduli of elasticity / F. Peres Rodrigues Autor: Rodrigues, F. Peres
29.		Anisotropy of endogenetic rocks : correlation between micropetrographic index, ultimate strength and modulus of elasticity ellipsoids / F. Peres Rodrigues Autor: Rodrigues, F. Peres
30.		Deformability of schistous rocks / J. Loureiro Pinto Autor: Pinto, J. Loureiro