International Workshop on Ice Drilling Technology Nagaoka University of Technology, Azuma, N., & Fujii, Y. (2002). Ice drilling technology 2000: Proceedings of the Fifth International Workshop on Ice Drilling Technology, 30 October-1 November, 2000, Nagaoka University of Technology, Nagaoka. National Institute of Polar Research.
Cita Chicago (17th ed.)International Workshop on Ice Drilling Technology Nagaoka University of Technology, Nobuhiko Azuma, i Y. Fujii. Ice Drilling Technology 2000: Proceedings of the Fifth International Workshop on Ice Drilling Technology, 30 October-1 November, 2000, Nagaoka University of Technology, Nagaoka. Tokyo: National Institute of Polar Research, 2002.
Cita MLA (9th ed.)International Workshop on Ice Drilling Technology Nagaoka University of Technology, et al. Ice Drilling Technology 2000: Proceedings of the Fifth International Workshop on Ice Drilling Technology, 30 October-1 November, 2000, Nagaoka University of Technology, Nagaoka. National Institute of Polar Research, 2002.