Danial, R. D., Bari, A., Zafar, T. S., Norisanti, N., Nurmala, R. and Z, F. M. (2026) “Determining Regional Leading Products as a Strategy to Improve the Economic Competitiveness of Sukabumi City: LQ, Shift-Share, and Sector Typology Analysis”, Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), 9(2), pp. 15919-15936. doi: 10.31538/iijse.v9i2.9059.