Muhammad Fahmi Umar, Sri Rahayu Surtiningtyas, Wisnu Darjono TU. RANCANGAN SEKTOR GROUND CONTROL PADA UNIT AERODROME CONTROL TOWER (TWR) DI PERUM LPPNPI CABANG SEMARANG. JIA [Internet]. 2019Oct.6 [cited 2024May21];12(3):83-0. Available from: https://journal.ppicurug.ac.id/index.php/jurnal-ilmiah-aviasi/article/view/182