Situngkir, A.M. (2016) “EVALUATION AND IMPROVEMENT OF DRAINAGE PERFORMANCE IN GEDONGTATAAN, LAMPUNG USING DUFLOW MODELING STUDIO”, Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (Journal of Natural Resources and Environmental Management), 6(2), p. 111. doi:10.29244/jpsl.6.2.111.