TY - JOUR PY - 2020 J2 - Appl. Math. Optim. SN - 0095-4616 T2 - Applied Mathematics and Optimization VL - 81 IS - 1 DO - 10.1007/s00245-018-9482-0 TI - (p, 2)-Equations with a Crossing Nonlinearity and Concave Terms UR - https://www.cheric.org/research/tech/periodicals/view.php?seq=1797750 KW - p-Laplacian KW - Concave term KW - Crossing nonlinearity KW - Nonlinear regularity KW - Nonlinear maximum principle KW - Critical groups KW - Multiple smooth solutions AU - Papageorgiou NS AU - Vetro C AU - Vetro F SP - 221 EP - 251 LA - Multi-Language ER -