共 52 条
[5]
Bana J., 1980, Comment Math Univ Carol, V21, P131
[6]
Barbu V., 1993, Math. Sci. Engrg.
[9]
Benyamini Yoav, 1998, Geometric Nonlinear Functional Analysis, V48
[10]
Borwein JM, 2010, J CONVEX ANAL, V17, P915