Well bore breakouts and in situ stress by Mark D. Zoback and others
= Well bore breakouts and in situ stress by Mark D. Zoback and others
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https://www.usgs.gov/publications/well-bore-breakouts-and-situ-stress
Primary 1985 borehole-televiewer observations and elastic failure model; DOI 10.1029/JB090iB07p05523.