Gunawan, G.Gunawan. “TINGKAT PENCEMARAN UDARA DEBU DAN TIMBAL DI LINGKUNGAN GERBANG TOL”. Jurnal Jalan Jembatan 32, no. 2 (February 21, 2018): 115–124. Accessed April 26, 2025. https://binamarga.pu.go.id/jurnal/index.php/jurnaljalanjembatan/article/view/169.