Kanji Mizutani, Haruo Tamaki, Masato Yazawa. Inexpensive water-leve measurement device for debris flow warnings. The International Congress INTERPRAVENT 2002 in the Pacific Rim. 2002. 89-90
Application of real-time information of landslide and floods to evacuation using airborne SAR. Workshop on remote sensing of hydrological processes & applications. 1998. PP. 160-161