Pre-Earthquake Signals - Friedmann

Friedemann Freund Towards a Unified Theory for Pre-Earthquake signals

Italo Calvino Invisible Cities

Re-dwelling

Friedemann Short

Rocks That Crackle and Sparkle and Glow

Correlation of Pre-earthquake Electromagnetic Signals

GJI_1997

Stress-Induced Changes in the Electrical Conductivity of Igneous Rocks

Mantleplumes.org - Evidence Against a Chondritic Earth CampbellChondriticEarth2012