共 22 条
[3]
Ansari AH, 2018, COMMUN MATH APPL, V9, P109
[5]
Bakhtin I.A., 1989, Funct. Anal. Gos. Ped. Inst. Ulianowsk, V30, P26, DOI DOI 10.1039/AP9892600037
[6]
Banach S., 1922, Fundamenta Mathematicae, V3, P133, DOI [10.4064/fm-3-1-133-181, DOI 10.4064/FM-3-1-133-181]
[8]
Czerwik S., 1998, Atti Semin. Mat. Fis. Univ. Modena Reggio Emilia, V46, P263