Beik, Irfan, 		Nurzaman, Mohamad Soleh, 		Zaenal, Muhammad, 		Gusti Hendarto, Ridho, 		Annisa, Ninik, 		., Khairunnajah, 		., Noviyanti, AND 		Choirin, Muhammad.
" National Zakat Index: Framework and Methodology" <em>Working Papers - Puskas Baznas</em> [Online], Volume 1(1 February 2017)