PO Abas Sunarya, Indri Handayani, AlfiahKhoirunisa, Sulistiawati, YudiSulaeman. “Application Of The Family Deed Certificate On Blockchain For Data Security And Privacy”. International Journal of Advanced Science and Technology, Vol. 29, no. 11s, June 2020, pp. 2427-35, http://sersc.org/journals/index.php/IJAST/article/view/22659.