Datau, Z. . “Pengaruh Frekuensi Hambatan Samping Terhadap Kecepatan Kendaraan Pada Jalan Achmad Al Wahab Telaga Di Kabupaten Gorontalo: The Effect of Side Barries Frequency on The Speed of Vehicle at Achmad Al Wahab Street Telaga Gorontalo District”. JERNIH : Journal of Environmental Engineering and Hygiene, vol. 2, no. 01, Feb. 2025, pp. 31-38, doi:10.31537/jernih.v2i01.1869.