"First principles study of the elastic properties in X2S (X = Li, Na, K and Rb) compounds under pressure effect" . . . . "18.352"^^ . . . "15.629"^^ . "0.5"^^ . "http://www.isvav.cz/h12/resultDetail.do?rowId=RIV%2F67179843%3A_____%2F08%3A00343302!RIV11-AV0-67179843"^^ . "pniuxvYq4SC+KM8cdbq74qMMicA=" . "J_imp \u010Dl\u00E1nek v impaktovan\u00E9m \u010Dasopise" . "36.704"^^ . . "Solid State Communications" . . "31.257"^^ . . "RIV/67179843:_____/08:00343302!RIV11-AV0-67179843" . . . .