1. A. Correia, T. R. Espirito Santo, L. A. Mendes Victor: In: R. Haenel, E. Staroste (Eds.), Atlas of the geothermal resources in the European Community, Austria and Switzerland, Verlag Th. Schaefer, Hannover, 1988, 74 pp., 110 plates.
2. A. Ribeiro, M. T. Antunes, M. P. Ferreira, R. B. Rocha, A. F. Soares, G. Zbyszewski, F. Moitinho de Almeida, D. de Carvalho, J. H. Monteiro: Introduction à la géologie générale du Portugal, Serviços Geológicos de Portugal, Lisboa, Portugal, 1979, 144 pp.
3. M. Julivert, F. J. Martinez, A. Ribeiro: The Iberian segment of the European Hercynian foldbelt. In: J. Cogné, M. Slansky (Eds.), Géologie de l'Europe, Mémoire du B.R.G.M. no.108, 1980, 132–158.
4. J. Munhá: Igneous and metamorphic petrology of the Iberian Pyrite Belt volcanic rocks. Unpublished Ph.D. Thesis, The University of Western Ontario, 1981.
5. L. J. G. Schermerhorn, H. N. A. Priem, N. A. I. M. Boelrijk, E. H. Hebeda, E. A. Th. Verdurmen, R. H. Verschure: Age and origin of the Messejana dolerite fault-dyke system (Portugal and Spain) in the light of the opening of the North Atlantic ocean. Journal of Geology,86 (1978), 299–309.