Mardianto, M. F. F., Ariyanto, R. A., Andriawan, R. and Husada, D. A. (2021) “Contribution Analysis of ‘Suroboyo Bus’ in Waste Management Based on Two Form of Complete Fourier Series Estimator”, Jurnal Matematika MANTIK, 7(1), pp. 86–95. doi: 10.15642/mantik.2021.7.1.86-95.