1. Almeida, A. and A. Journel (1994). Joint simulation of multiple variables with a Markovtype corregionalization model. Mathematical Geology 26(5), p. 565–588.
2. Almeida, J., A. Soares and R. Reynaud (1993). Modelling the shape of several marble types in a quarry. Proceedings of the 24th International Symposium APCOM, Montreal, Vol. 3, p. 452–459.
3. Hedrick, P. W. (1984). Population biology — The evolution and ecology of populations. Jones and Bartlett publishers, p. 177–194. Boston.
4. Palacios, F. and M. Meijide (1979). Distribuicion geográfica y hábitat de las liebres en la Península Ibérica. Naturalia Hispanica No19 p3–40. Instituto Nacional para la Conservacion de la Naturaleza, No 19. Madrid.
5. Santos, E., J. Almeida and A. Soares (2000). Geostatistical characterization of the migration patterns and pathways of the Wood Pigeon in Portugal. Proceedings of the 6th International Geostatistics Congress, Cape Town, South Africa, p. 615–622.