SumarnoA., SyafwandiS., RizkyF. and SumiyatiS. 2020. Comparation Study of the Use Naftalena from Coal Tar Waste with Camper Napthtalene as Concrete Admixture. IJTI International Journal of Transportation and Infrastructure eISSN 2597-4769 pISSN 2597-4734. 3, 2 (Jul. 2020), 99-108. DOI:https://doi.org/10.29138/ijti.v3i2.1061.