SIMEUNUVIC, Vladimir; PROF. DR, Radivoje Mitrovic,. Improvement of Business Operation by Application of ICT in the Open-Pit Coal Mine. International Journal of Science and Engineering Invention, [S. l.], v. 4, n. 09, p. 1 to 9, 2018. DOI: 10.23958/ijsei/vol04-i09/87. Disponível em: https://ijsei.in/index.php/ijsei/article/view/87. Acesso em: 5 apr. 2025.