1. Precise positioning for near-bottom equipment using a relay transponder;Boegeman;Marine Geophysical Researches,1972
2. New application for ocean bottom survey using submersibles and towed sleds;Chayes,1984
3. Applying thyristor technology to deep sea photography;Farre;Functional Photography,1983
4. Applying thyristor technology to deep sea photography;Farre;Functional Photography,1983
5. Applying thyristor technology to deep sea photography;Farre;Functional Photography,1983