Authors: Sokol, EV Maksimova, NV Volkova, NI Nigmatulina, EN Frenkel, AE

Citation: Ev. Sokol et al., Hollow silicate microspheres from fly ashes of the Chelyabinsk brown coals(South Urals, Russia), FUEL PROC T, 67(1), 2000, pp. 35-52

Authors: Sharygin, VV Sokol, EV Nigmatulina, EN Lepezin, GG Kalugin, VM Frenkel', AE

Citation: Vv. Sharygin et al., Mineralogy and petrography of technogenic parabasalts from the Chelyabinskbrown-coal basin, GEOL GEOFIZ, 40(6), 1999, pp. 896-915