Widarto, B. (2024). THE CHANGES OF REGULATION PERTAINING AIRCRAFT IN INDONESIA: BEFORE AND AFTER 9/11 CASE: A LEGAL STUDY VIEWED FROM A 9/11 CASE. LEX LAGUENS: Jurnal Kajian Hukum Dan Keadilan, 2(2), 21–28. https://doi.org/10.08221/lexlaguens.v2i2.58