D. A. K. Dyah, K. S. Suraningsih, D. S. N. Dwi, A. I. Irawan, M. B. X. Marciano, 和 I. S. Indah, 《Study of Economic Value of Water for Domestic and Agricultural Uses in Grojogan Sewu Nature Tourism Parkwater Conservation》, wasian, 卷 9, 期 1, 页 74–85, 6月 2022, doi: 10.62142/dq7kg764.