Nurhayati, N., Halimatusadiah, E., Purnamasari, P., Suhendi, H., Shalihah, A.I. and Khalid, M. 2021. Optimizing the Collection of Zakat Funds Using Digital Technology in Indonesia. The International Journal of Business & Management. 9, 4 (Apr. 2021). DOI:https://doi.org/10.24940/theijbm/2021/v9/i4/BM2104-016.