layanan lalu lintas udara

== Indonesian == === Noun === layanan lalu lintas udara (plural layanan-layanan lalu lintas udara) (aviation) air traffic service === Further reading === “layanan lalu lintas udara”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016