Hydroleveling of very deep caves, with an example from
Voronja (Krubera) cave
by Alexander Degtjarev, Eugene Snetkov, and Alexey Gurjanov
Reprinted from AMCS Activities Newsletter, No. 29
Cave Surveys, Cave Size, and Flank Margin Caves
by John Mylroie, Compass & Tape Vol.17, No. 4, Issue 60
December, 2007
How Common are Blunders in Cave Survey Data?
by Larry Fish
Protecting your Suuntos
by Mark Ohms