KUMAR SINGH, Mahesh; VÁSÁRY, Miklós; BARANYAI, Zsolt. Economic sustainability and methodological evaluation of air asset. Studia Mundi – Economica, [S. l.], v. 1, n. 1, p. 103–108, 2014. DOI: 10.18531/Studia.Mundi.2014.01.01.103-108. Disponível em: https://journal.uni-mate.hu/index.php/stm/article/view/3337. Acesso em: 9 mar. 2025.