Dobrača, K. “Mehmed Refik-Efendija Hadžiabdić Šejhul Islam”. Anali Gazi Husrev-Begove Biblioteke, vol. 4, no. 5-6, Dec. 1978, pp. 99-116, https://anali-ghb.com/index.php/aghb/article/view/347.