Ningrum, K. P. “Halal Tech on the Wrist: Reviewing Alcohol Biosensors and the Emerging Concept of SenseHalal, a Smart Wearable for Halal Verification”. Proceeding International Conference on Religion, Science and Education, vol. 5, June 2026, pp. 1537-43, http://sunankalijaga.org/prosiding/index.php/icrse/article/view/1888.