Abstract
Mekwian, J; Lekkoksung, S; Lekkoksung, N
Lekkoksung, N (通讯作者),Rajamangala Univ Technol Isan, Fac Engn, Div Math, Khon Kaen Campus, Khon Kaen 40000, Thailand.
INTERNATIONAL JOURNAL OF MATHEMATICS AND COMPUTER SCIENCE, 2022; 17 (1): 143