H2+基态能量的传统变分解法再思考
孟丽娟,吴锋
Revisit on the traditional variational calculation for the ground-state energy of 
MENG Li-juan,WU Feng
大学物理 . 2018, (3): 4 -5 .  DOI: 10.16854 /j.cnki.1000-0712.170326