共 3 条
[1]
A NOTE ON THE VARIATIONAL METHOD FOR THE SCATTERING PROBLEM
[J].
PHYSICAL REVIEW,
1949, 76 (12)
:1878-1879
[2]
HULTHEN L, 1948, ARK MAT ASTRON FYS A, V35
[3]
HULTHEN L, 1944, KUNGL FYSIOGR SALLSK, V14