Plubtieng, Somyot, and Sukanya Chornphrom. 2011. “Weak Convergence Theorem for nding Common xed Points of a Families of Nonexpansive Mappings and a Nonspreading Mapping in Hilbert Spaces”. Progress in Applied Science and Technology 1 (1). Thailand:1-14. https://ph02.tci-thaijo.org/index.php/past/article/view/243264.