TY - GEN AU - Papageorgiou, Nikolaos S. AU - Radulescu, Vicentiu D. AU - Repovs, Dusan D. TI - Nonlinear Analysis- Theory and methods SN - 9783030034290 U1 - 515.252 1st. PY - 2019/// PB - Springer KW - Mathematics KW - Nonlinear Ananlysis ER -