具有Banach代数的半序锥b-度量空间的一类改进
韩艳, 许绍元, 董延寿
An Improvement in Ordered Cone b-metric Spaces Over Banach Algebras
HAN Yan, XU Shao-yuan, DONG Yan-shou
数学季刊 . 2019, (1): 43 -51 .  DOI: 10.13371/j.cnki.chin.q.j.m.2019.01.005