Ubaidillah, M. T.; Arifin, M.; Puspitasari, R. D.; Julistiqomah, L.; Fithriy, H. N. Marketing Strategy of a Pesantren-Owned Souvenir Enterprise: Integrating the 7Ps Marketing Mix and Islamic Values in Al-Fithrah Islamic Boarding School of Surabaya, Indonesia. Int. J. Econ. Dev. 2026, 2, 324-349.