Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Setyawan, R., Amrita, A., & Oka Saputra, K. 2021 Mar 28. RANCANG BANGUN SISTEM PENAMPUNGAN AIR MENGGUNAKAN TANDON ATAS SECARA OTOMATIS BERBASIS MIKROKONTROLER. Jurnal SPEKTRUM. [Online] 8:1