AISHWARYA C. The Instrument Landing System (ILS) - A Review. International Journal of Progressive Research in Science and Engineering , [S. l.], v. 3, n. 03, p. 1–6, 2022. Disponível em: https://journal.ijprse.com/index.php/ijprse/article/view/507. Acesso em: 27 apr. 2024.