Dzakia Fifi Mahardini, Ahmad Zainuri, Romli, Zainal Berlian. The Influence of Spiritual and Adaptive Leadership in Increasing the Competitiveness of Islamic Educational Institutions: A Quantitative Study at the Nurul Ilmi Integrated Educational Institution, Banyuasin Regency. IJEVSS [Internet]. 2026Jun.1 [cited 2026Nov.4];5(02):3383-96. Available from: https://e-journal.citakonsultindo.or.id/index.php/IJEVSS/article/view/3641