Iskandar, Hikmat. “STANDAR JALAN YANG BERWAWASAN KESELAMATAN TRANSPORTASI DARAT”. Jurnal Jalan Jembatan, vol. 25, no. 1, Oct. 2018, p. 14, https://binamarga.pu.go.id/jurnal/index.php/jurnaljalanjembatan/article/view/316.