Analisis dan Sosialisasi Kesadahan Total Air Sumur Desa Sekon Kecamatan Insana Kabupaten Timor Tengah Utara – NTT. Jurnal Altifani Penelitian dan Pengabdian kepada Masyarakat, Indonesia, v. 2, n. 5, p. 501–506, 2022. DOI: 10.25008/altifani.v2i5.285. Disponível em: https://mail.altifani.org/index.php/altifani/article/view/285. Acesso em: 7 aug. 2026.