Gopal, N.S., Mohan Jonnalagadda, J. and Alzabut, J. 2024. Data Dependence and Existence and Uniqueness for Hilfer Nabla Fractional Difference Equations. Contemporary Mathematics. 5, 1 (Mar. 2024), 780–796. DOI:https://doi.org/10.37256/cm.5120242552.