Prototype development of single phase prepaid kWh meter. - Hilwadi Hindersah; Agus Purwadi; Farianza Yahya Ali; Nana Heryana (ICEEI, 2011)

Prototype development of a Low Cost data logger for PV based LED Street Lighting System. - Agus Purwadi; Yanuarsyah Haroen; Farianza Yahya Ali; Nana Heryana; Dadan Nurafiat; Abdullah Assegaf (ICEEI, 2011)