中国科学院数学与系统科学研究院期刊网
A Distance Function for Computing on Finite Subsets of Euclidean Spaces
Hajar Ghahremani-Gol, Farzad Didehvar, Asadollah Razavi
Acta Mathematicae Applicatae Sinica(English Series) . 2018, (1): 197 -208 .  DOI: 10.1007/s10255-018-0735-0