Layyinah, Layyinah, et al. “PRIZE LOTS IN ISLAMIC PERSPECTIVE (Case Study of Lucky Draw at Bank BNI Syariah KCP Ampel Surabaya)”. El-Qist: Journal of Islamic Economics and Business (JIEB), vol. 8, no. 2, Oct. 2018, pp. 1659-75, doi:10.15642/elqist.2018.8.2.1659-1675.