Rao K, Sombabu A, Prasad JR. A common fixed point theorm for six expansive mappings in G-metric spaces. Kathmandu University J of Sci, Engineering & Technol [Internet]. 2011 Oct. 15 [cited 2025 Dec. 6];7(1):113-20. Available from: https://nepjol.info/index.php/KUSET/article/view/5428