Karacan, İsa. 2022. “Defter Beyan si̇stemi̇ni̇n geli̇r vergi̇si̇ üzeri̇ndeki̇ etki̇si̇: Serbest Meslek kazançları üzeri̇ne bi̇r araştırma: The Effect of Ledger Declaration System on Income Tax: A Research on Self-Employed Income”. International Journal of Educational and Social Sciences 1 (1):36-64. https://doi.org/10.5281/zenodo.7404709.