Trong Dung, N. and Khac Hung, P. 2018. Some Factors Affecting on Magnetic Characteristic Quantities and Tc Curie Phase Transition Temperature of the Ni Nanoparticles by the Classical Heisenberg Model. International Journal of Engineering & Technology. 7, 3.19 (Sep. 2018), 113–118. DOI:https://doi.org/10.14419/ijet.v7i3.19.16998.