Jing Chen, Chuanxi Zhu, Jianhua Chen and Chunfang Chen: A generalized metric space with three variables (JNCA)
	Volume 23, Number 5, 1005-1020, 2022 A generalized metric space with three variables Jing Chen, Chuanxi Zhu, Jianhua Chen and Chunfang Chen  Download   ONLINE SUBSCRIPTION (Library Only) PDF   PDF   Open Access (Free) Html   HTML                      For author            Copyright © 2022 Yokohama Publishers