\Bibitem{BovNikShu86} \by A.~N.~Bovt, A. A. Mikhailov, V.~N.~Nikolaevskii, E.~A.~Shurygin \paper Underground explosion in a low-porosity solid \jour Prikl. Mekh. Tekh. Fiz. \yr 1986 \vol 27 \issue 1 \pages 147--151 \mathnet{http://mi.mathnet.ru/pmtf5086} \transl \jour J. Appl. Mech. Tech. Phys. \yr 1986 \vol 27 \issue 1 \pages 134--139 \crossref{https://doi.org/10.1007/BF00911136}