Vol. 49 No. 2 (2020): Special Issue: The 6th International Conference on Mathematics and Natural Sciences: on the road towards sustainable development (ICMNS 2016)

					View Vol. 49 No. 2 (2020): Special Issue: The 6th International Conference on Mathematics and Natural Sciences: on the road towards sustainable development (ICMNS 2016)
Published: 06-07-2020

Research Articles

Research Notes