Umar D, Bichi SL. EXISTENCE OF SOLUTION OF MULTI-TERM FRACTIONAL ORDER FREDHOLM INTEGRO-DIFFERENTIAL EQUATION. Bangmod J-MCS. [Internet]. 2024 Jul. 12 [cited 2024 Oct. 18];10:30-47. Available from: https://bangmodjmcs.com/index.php/bangmodmcs/article/view/23