State of Stress within the Earth (L.J. Ruff)https://www.geophysik.uni-muenchen.de/en/seminars/seminars/earth-science-literature-circle/state-of-stress-within-the-earth-l-j-ruffhttps://www.geophysik.uni-muenchen.de/@@site-logo/kopfbildvorlage_Geophysik_23_03_22.jpg