Chaerul, M., and S. A. Rahayu. “Cost Benefit Analysis Dalam Pengembangan Fasilitas Pengolahan Sampah: Studi Kasus Kota Pekanbaru”. Journal of Natural Resources and Environmental Management, Vol. 9, no. 3, Oct. 2019, pp. 710-22, doi:10.29244/jpsl.9.3.710-722.