TY - RPRT TI - Fractal patterns of fractures in granites AU - B. Velde AU - J. Dubois AU - D. Moore AU - G. Touchard PY - 1991 DO - 10.1016/0012-821x(91)90234-9 UR - https://pubs.usgs.gov/publication/70016702 ID - 70016702 ER -