@TechReport{CBP01a, author = {Calabresu, E. and Bonomi, E. and Pieroni, E.}, title = {Seismic data inversion}, institution = {CRS4}, number = {01/45}, year = {2001}, type = {techreport}, url = {https://publications.crs4.it/pubdocs/2001/CBP01a}, }