TY - JOUR AU - Qian Aixia AU - Li Shujie TI - On the existence of nontrivial solutions for a fourth-order semilinear elliptic problem. JO - Abstract and Applied Analysis PY - 2005 SP - 673 EP - 683 VL - 2005 IS - 6 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.1155/AAA.2005.673/ DO - 10.1155/AAA.2005.673 LA - en ID - 10_1155_AAA_2005_673 ER -