Author/Authors :
Plotnikov، A.V نويسنده Department of Applied Mathematics, Odessa State Academy of Civil Engineering and Architecture,Odessa, Ukraine , , Komleva، T.A نويسنده Department of Mathematics, Odessa State Academy of Civil Engineering and Architecture,Odessa, Ukraine , , Arsiry، A.v نويسنده Department of Applied Mathematics, Odessa State Academy of Civil Engineering and Architecture,Odessa, Ukraine ,
