TY - JOUR AU - D. O. Tsvetkov TI - Normal oscillations of ideal stratified fluid with a free surface completely covered with the elastic ice JO - Taurida Journal of Computer Science Theory and Mathematics PY - 2017 SP - 79 EP - 93 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVIM_2017_3_a4/ LA - ru ID - TVIM_2017_3_a4 ER -