TY JOUR TI Nanocrystals in rocks and their role in the earth tremors and earthquakes KW nanocrystals in rocks KW mountain bumps KW earthquake JO NATURAL AND MAN-MADE RISKS (PHYSICO-MATHEMATICAL AND APPLIED ASPECTS) AU Sobolev, G.A. AU Ponomarev, A.V. AU Vettegren, V.I. AU Scherbakov, I.P. AU Mamalimov, R.I. AU Kulik, V.B. PY 2016 IS 2016 PB Saint-Petersburg University of State Fire Service of Emercom of Russia