1. Bastos, L, S. Cunha, R. Forsberg, A. Olesen, A. Gidskehaug, L. Timmen, U., Meyer (2000). On the use of airborne gravimetry in gravity field modeling: experiences from the AGMASCO project. Physics and Chemistry of the Earth, Vol. 25, No.1, Elsevier Science Ltd..
2. Cunha, S., Tomé, P., Cunha, T., Bastos, L. (1998). On the INS and GPS Data Processing for Airborne Gravity Applications. Presented at the Workshop “Airborne Gravity and the Polar Gravity Field”, Kangerlussuaq, Greenland, June 2–4.
3. Fernandes, M. J., A. Gidskehaug, D. Solheim, M. Mork, P. Jaccard, and J. Catalão (1998). Gravimetric and hydrographie campaign in the Azores region. Proc. of 1a Assemb. Luso Espanhola de Geodesia e Geofisica, Almeria, Spain, February.
4. Fernandes, M. J., L. Bastos, R. Forsberg, A. Olesen, F. Leite (2000). Geoid Modelling In Coastal Regions Using Airborne And Satellite Data: Case Study In The Azores. IAG Symposia, Vol 121, Schwarz P. (ed.), Springer Verlag.
5. Hernandez, F. and P. Schaeffer (2000). Altimetric Mean Sea Surfaces and Gravity Anomaly Maps Inter-Comparisons. AVISO Technical Report no AVI-NT-011–5242-CLS.