Unggul Wicaksana Prakasa, S., Wijayanti, A., Hariri, A. and Yustitianingtyas, L. 2022. The Effect of Russia--Ukraine War on International Aviation Sectors. KnE Social Sciences. 7, 15 (Oct. 2022), 572–581. DOI:https://doi.org/10.18502/kss.v7i15.12132.