Nugraha, I Putu, 		Raka Agung, I Gst.A.Putu, AND 		Rahardjo, Pratolo.
" RANCANG BANGUN ALAT PENGINGAT PENGGANTIAN WATER FILTER MC2 MEMANFAATKAN SMS BERBASIS MIKROKONTROLER ATMEGA-328" <em>Jurnal SPEKTRUM</em> [Online], Volume 3 Number 2 (20 December 2016)