Jung, J. S.; Cho, Y. J.; Lee, B. S.; Lee, G. M.; Pathak, H. K. Some nonconvex minimization theorems in complete metric spaces and applications. (English) Zbl 0918.47047 Panam. Math. J. 7, No. 3, 35-45 (1997). Reviewer: D.Roux (Milano) MSC: 47H10 47J20 49J40 PDFBibTeX XMLCite \textit{J. S. Jung} et al., Panam. Math. J. 7, No. 3, 35--45 (1997; Zbl 0918.47047)
Chang, Shih-Sen; Zhang, Xian; Lee, B. S.; Lee, G. M. Some fixed point theorems for single-valued and multi-valued mappings. (English) Zbl 0873.54046 Panam. Math. J. 5, No. 2, 95-105 (1995). Reviewer: V.Popa (Bacau) MSC: 54H25 PDFBibTeX XMLCite \textit{S.-S. Chang} et al., Panam. Math. J. 5, No. 2, 95--105 (1995; Zbl 0873.54046)