GARG, Mridula, Pratibha MANOHAR, Lata CHANCHALANI, and Subhash ALHA. 2014. “On Generalized Composite Fractional Derivative”. Walailak Journal of Science and Technology (WJST) 11 (12):1069-76. https://wjst.wu.ac.th/index.php/wjst/article/view/707.