R. E. Ackermann

R. E. Ackermann, C. M. Butler, R. F. Weiss; A Low-Power Microprocessor System for Deep-Sea Free Vehicle Applications, Proceedings of MTS/IEEE OCEANS'78 Conference, pp. 532 - 535, September 1978.

R. F. Weiss, O. H. Kirsten, R. Ackermann; Free vehicle instrumentation for the in situ measurement of processes controlling the formation of deep-sea ferromanganese nodules, Proceedings of MTS/IEEE OCEANS'77 Conference, pp. 616 - 619, September 1977.