Simamora MA, Pasaribu B, Sarifah J. Analisa Lereng Jalan Dengan Metode Rockfall Hazard Rating System (RHRS) di Jalan Pakkat KM 170-175 Kabupaten Humbang Hasundutan Provinsi Sumatra Utara. Journal of Education Transportation and Business [Internet]. 2025 Jun. 27 [cited 2026 Jun. 18];2(1):266-78. Available from: https://rayyanjurnal.com/index.php/jetbus/article/view/6355