GEM. International Journal on Geomathematics (GEM Int. J. Geomath.) (20210101), 12, no.~1, Paper No 7, 10~pp. ISSN: 1869-2672 (print).eISSN: 1869-2680.
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science (Sage Publications, Ltd.); Dec2018, Vol. 232 Issue 23, p4342-4356, 15p