Nonlinear elliptic boundary value problems by Topological degree.- On some class of quasilinear elliptic systems with weak monotonicity.- A sub-supersolutions method for a class of weighted (p(: );q(: )) Laplacian systems.- Boundary Regional Controllability of Linear Boolean Cellular Automata using Markov chain.- Fuzzy solutions for impulsive evolution equations.- Regional strong stabilization and robustness optimal control of semilinear systems.-...