RV., KurniawanF. and RD. 2019. EFFECT OF ADDING POLYVINYL ACETATE AND COCONUT SHELL ON CONCRETE. IJTI International Journal of Transportation and Infrastructure eISSN 2597-4769 pISSN 2597-4734. 2, 2 (Mar. 2019), 98-104. DOI:https://doi.org/10.29138/ijti.v2i2.789.