1. The relationship between those physical properties that affect bottom reflection;Akal;SACLANTCEN Tech. Rep.,1970
2. Bathymetry and bottom structure of zones near the island of Elba used for acoustical trials in shallow water;Akal;SACLANTCEN Tech. Memo.,1970
3. Bathymetry and bottom structure of zones near the island of Elba used for acoustical trials in shallow water;Akal;SACLANTCEN Tech. Memo.,1970
4. U.S. Naval Oceanographic Office Marine Geophysical Survey Program, 1965–1967, Western North Atlantic and Eastern and Central North Pacific Oceans: Area 1, Vol. 8 and 8B; Area 2, Vol. 8; Area 5, Vol. 8; Area SF, Vol. 8; Area HH, Vol. 4;Alpine Geophysical Associates, Inc;U.S. Naval Oceanographic Office, Publ. Sp-96,1965
5. The normally-incident reflectivity at the sea floor at 12 kc and its correlation with physical and geological properties of naturally-occurring sediments;Breslau;Woods Hole Oceanogr. Inst. Rep., Ref.,1967