[1] Assad N A. On fixed point theorem of Kannan in Banach spaces. TamKang J Math, 1976, 7: 91--94
[2] Assad N A. Fixed point theorems for set-valued transformations on compact sets. Boll Un Math Ital, 1973, 7(4): 1--7
[3] Assad N A, Kirk W A. Fixed point theorems for set-valued mappings of contractive type. Pacific J Math, 1972, 43(3): 553--556
[4] Khan M S, Pathak H K, Khan M D. Some fixed point theorems in metrically convex spaces. Georgian J Math, 2000, 7(3): 523--530
[5] Piao Yongjie. A new generalized fixed point theorem in metrically convex metric spaces. Yanbian Univ (Natural Sci), 2003, 29(1): 12--16
[6] Chatterjea S K. Fixed point theorems. C R Acad Bulgare Sci, 1972, 25: 727--730
[7] Piao Yongjie. A fixed point theroem for non-self-mapping in metrically convex metric spaces. Jilin Normal Univ (Natural Sci), 2003, 24(3):15--18
[8] Hadzic O. A common fixed point theorem for a family of mappings in convex metric spaces. Univ U Novom
Sadu, Zb Rad Prirod Mat Fak Ser Mat, 1990, 20(1): 89--95
[9] 朴勇杰. 2 -度量空间上具有唯一公共不动点的拟收缩型非自映射族. 黑龙江大学学报(自然科学版), 2006, 23(5): 655--657 |