Hayaz SO, Widanta AABP. Analisis Hambatan Perdagangan Udang Indonesia Ke Negara Tujuan Utama: Pendekatan Gravity Model Periode Tahun 2013-2022. Journal of Education Transportation and Business [Internet]. 2024 Nov. 30 [cited 2026 Jun. 21];1(2):851-7. Available from: https://www.rayyanjurnal.com/index.php/jetbus/article/view/4405