共 15 条
[1]
Banach S., 1922, Fund. Math, V3, P133, DOI DOI 10.4064/FM-3-1-133-181
[3]
Dolhare U. P., 2018, Asian J. Math. Comput. Res., V25, P18
[4]
Ege O, 2015, J NONLINEAR SCI APPL, V8, P237