Recently published in cooperation with our colleagues in Hong Kong:
Wartenberg, R. Lombardi, MR, and Chan, LL. (2016) Triple-Redundant Hookah Diving System for Remote Inshore Aquaculture Husbandry and Science is Cost Effective, Efficient, and Safe. In Lobel, LK., & Lombardi, MR. (editors) (2016) Diving for Science 2016: Proceedings of the AAUS 35th Scientific Symposium, September 20-14, 2016, Narragansett, RI. Dauphin Island, AL: American Academy of Underwater Sciences. ISBN 978-0-9962343-1-3. Pp. 99-114
Download it here: Paper-HookahDiving-Wartenberg_etal2016