Ichyu Machmiyana, and Gilang Trio Putra. “ESTABLISHING A SUITABLE, RELIABLE AND ICAO & EUREGULATORY, AIR OPS CAT & NCC CONFORM CMS - SMS & ERP SYSTEM FOR GENERAL AVIATION OPERATORS WITHIN THE BUSINESS JET AND BUSINESS TURBOPROP IN THEIR WORLDWIDE OPERATION”. Langit Biru: Jurnal Ilmiah Aviasi, Vol. 13, no. 01, July 2020, pp. 247-56, doi:10.54147/langitbiru.v13i01.133.