Offshore technology : presented at the 21st International Conference on Offshore Mechanics and Arctic Engineering, June 23-28, 2002, Oslo, Norway. 1 pp.163-168, 2002. New York. American Society of Mechanical Engineers
Ocean space utilization : presented at the 18th International Conference on Offshore Mechanics and Arctic Engineering, July 11-16, 1999, St. John's, Newfoundland, Canada. 6 pp.45-52, 1999. New York. American Society of Mechanical Engineers
23rd International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, Parts A and B. 1B pp.777-782, 2004. New York. American Society of Mechanical Engineers