Jassim HK, Kadhim HK. The Approximate Solutions for Volterra Integro-Differential Equations within Local Fractional Integral Operators . UTJ [Internet]. 2019 Apr. 23 [cited 2025 Oct. 3];12(3):127_133. Available from: https://www.jutq.utq.edu.iq/index.php/main/article/view/107