2017 5th International Conference on Mechanical, Automotive and Materials Engineering (CMAME) Mechanical, Automotive and Materials Engineering (CMAME), 2017 5th International Conference on. :319-323 Aug, 2017
Bulletin of the Institute of Mathematics. Academia Sinica. New Series (Bull. Inst. Math. Acad. Sin. (N.S.)) (20070101), 2, no.~3, 785-795. ISSN: 2304-7909 (print).eISSN: 2304-7895.
International Journal of Pure and Applied Mathematics (Int. J. Pure Appl. Math.) (20070101), 36, no.~3, 337-342. ISSN: 1311-8080 (print).eISSN: 1314-3395.