TY JOUR TI Mathematical models of dynamic systems that include layered watered poroelastic foundations KW heterogeneous layered medium KW wave field KW propaga-tion of vibrations KW embedded liquid layer. JO Vestnik of Don State Technical University AU Suvorova , T.. AU Solovev, A.. AU Usoshina , E.. PY 2016 IS 16 PB Don state technical University