H. Nakagawa

Detection and Volume Estimation of Large-Scale Landslides Based on Elevation-Change Analysis Using DEMs Extracted From High-Resolution Satellite Stereo Imagery

Shuichi Rokugawa, Sanae Miyazaki, Takashi Shiraishi, 2007, IEEE Transactions on Geoscience and Remote Sensing.

The monitoring of rock mass displacement using extensometer, convergencemeter, and borehole camera in Pongkor Underground Gold Mine, West Java, Indonesia

Risono, K. Matsui, S. Kramadibrata, 2004 .

On the underground imaging using borehole camera

H. Shimada, H. Nakagawa, Y. Jeong, 2003 .