P. KOLPAK, Eugeny; V. GORYNYA, Ekaterina. Msthematical Model of Operational Competition. International Journal of Engineering & Technology, [S. l.], v. 7, n. 3.19, p. 85–91, 2018. DOI: 10.14419/ijet.v7i3.19.16992. Disponível em: https://www.sciencepubco.com/index.php/ijet/article/view/16992.. Acesso em: 28 apr. 2024.