共 13 条
[1]
Arslan K., 2005, INT J MATH MATH SCI, V2005, P3575
[2]
Blair DE, 2005, J KOREAN MATH SOC, V42, P883
[4]
De UC, 2012, MATH REP, V14, P115
[5]
Ghosh _S., 2012, AN U ORADEA FASC MAT, V19, P231
[8]
Kuhnel W., 1988, Conformal Geometry. Aspects of Math., V12, P105
[9]
O zgur C., 2002, DIFFER GEOM DYN SYST, V4, P21
[10]
Papantoniou B. J., 1993, Yokohama Math. J., V40, P149