STOJCE ILCEV, Dimov. Implementation of innovative aeronautical communication, navigation and surveillance (CNS) systems. International Journal of Engineering and Technology, [S. l.], v. 8, n. 4, p. 572–576, 2019. DOI: 10.14419/ijet.v8i4.30014. Disponível em: https://mail.sciencepubco.com/index.php/IJET/article/view/30014.. Acesso em: 16 aug. 2025.