TY - RPRT TI - In-Situ Stress Project, Technical Report Number 3; Analysis of fractures from borehole televiewer logs in a 500 m-deep hole at Xiaguan, Yunnan Province, China AU - J.E. Springer AU - Zhai Qingshan AU - Mark D. Zoback AU - Li Fangquan PY - 1987 DO - 10.3133/ofr87432 UR - https://pubs.usgs.gov/publication/ofr87432 ID - ofr87432 ER -