TY - 数学物理学报(英文版) A1 - 王文清, 毛安民 T1 - THE EXISTENCE AND NON-EXISTENCE OF SIGN-CHANGING SOLUTIONS TO BI-HARMONIC EQUATIONS WITH A p-LAPLACIAN Y1 - 2022-04-25 JF - Acta Mathematica Scientia JO - 数学物理学报(英文版) SP - 551 EP - 560 VL - 42 IS - 2 UR - http://121.43.60.238/sxwlxbB N1 - 10.1007/s10473-022-0209-6 ER -