7Keith Vickery. Acoustic positioning systems A practical overview of current systems. Sonardyne, Inc. 2003.
8James C, Kinsey and Louis L Whitcomb. Preliminary Field Experience With the DVLNAV Integrated Navigation System for manned and unmanned Submersibles. 2003.
9Sonardyne Positions Transocean For New Drilling Record. 2004.
10Louis L Whitcomb, Dana R, Yoerger. Combined Dopper/LBL based navigation of underwater vehicles 11th International Symposium on Unmanned Untethered Submersible Technology (UUST99) .
