共 17 条
[11]
Hretcanu CE, 2013, REV UNION MAT ARGENT, V54, P15
[13]
KOWALSKI O, 1997, REND MAT APPL, V17, P477
[14]
Ryan P., 1971, Osaka J. Math, V8, P251
[15]
Ryan P., 1969, Tohoku Math. J., V21, P363, DOI DOI 10.2748/TMJ/1178242949
[16]
Sinyukov N. S., 1954, Dokl. Akad. Nauk SSSR, V98, P21
[17]
Verstraelen L, 1993, GEOMETRY TOPOLOGY SU, VVI, P199