ANASTASSIOU, George A. “Complex Left Caputo Fractional Inequalities”. Studia Universitatis Babeș-Bolyai Mathematica 66, no. 2 (June 30, 2021): 329–338. Accessed February 11, 2025. https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1305.