ANALISIS FAKTOR PENYEBAB KEMACETAN LALU LINTAS DI SIMPANG EMPAT UNIMED MMTC MEDAN. JIIC [Internet]. 2024 Oct. 9 [cited 2025 Feb. 5];1(8):3421-9. Available from: https://jicnusantara.com/index.php/jiic/article/view/1094