Agung, Sumarno, Syafwandi Syafwandi, Adelia Rizky Fatmawati, and Sumiyati Sumiyati. 2020. “Comparation Study of The Use Naftalena From Coal Tar Waste With Camper Naphtalene As Concrete Admixture”. Journal of Applied Science, Engineering, Technology, and Education 2 (2). Takalar, Indonesia, 165-73. https://doi.org/10.35877/454RI.asci2160.