Meldi G, Endang Sugih Arti., and Norman Dani. “KAJIAN KEAKURATAN DATA AERONAUTICAL INFORMATION PUBLICATION (AIP) VOLUME I GENERAL AND EN-ROUTES DI INDONESIA ”. Langit Biru: Jurnal Ilmiah Aviasi, Vol. 12, no. 2, June 2019, pp. 117-24, doi:10.54147/langitbiru.v12i2.169.