Anzidei, M., Baldi, P., Casula, G., Galvani, A., Kahlouche, S., Pesci, A., Riguzzi, F., Saadi, N., Touman, S. and Zanutta, A. (1999) “First GPS measurements across the Central-Western Mediterranean area”, Annals of Geophysics, 42(1). doi: 10.4401/ag-3704.