Cahyadi MN, Rahadyan AN, Muslim B. ANALISIS NILAI TOTAL ELECTRON CONTENT (TEC) NEAR REAL TIME MENGGUNAKAN DATA GPS DUA FREKUENSI (STUDI KASUS: SURABAYA). geoid [Internet]. 2024Jul.2 [cited 2024Dec.22];14(2):56-60. Available from: https://journal.its.ac.id/index.php/geoid/article/view/1604