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		Ariantana, K., 		Sudiana Mahendra, M., 		Nuarsa, I., 		Adnyana, I., & 		Kastini Adiputri, N.
(2023).
 ANALISIS KELAYAKAN EKONOMI  PENGOPERASIAN SISTEM PENYEDIAAN AIR MINUM (SPAM)  DI PULAU NUSA PENIDA - KABUPATEN KLUNGKUNG.
<em>ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal Of Environmental Science), 17</em>(2), 188 - 201.
doi:10.24843/EJES.2023.v17.i02.p03