RT Journal T1 GLOBAL WEAK SOLUTIONS TO THE α-MODEL REGULARIZATION FOR 3D COMPRESSIBLE EULER-POISSON EQUATIONS A1 任亚伯, 郭柏灵, 王术 PB 数学物理学报(英文版) FD 2021-06-25 YR 2021 JF Acta Mathematica Scientia JO 数学物理学报(英文版) VO 41 IS 3 SP 679 DO 10.1007/s10473-021-0303-1 K1 Global weak solutions;$\alpha$-model regularization for Euler-Poisson equations;Faedo-Galerkin method LK {http://121.43.60.238/sxwlxbB/CN/article/article_16390.shtml}