Bello Abdullahi, Danbaba Garba Ismail, and Garba Usman. 2023. “CONVERGENCE TEST FOR THE EXTENDED 3 - POINT SUPER CLASS OF BLOCK BACKWARD DIFFERENTIATION FORMULA FOR INTEGRATING STIFF IVP”. FUDMA JOURNAL OF SCIENCES 7 (4), 103 -12. https://doi.org/10.33003/fjs-2023-0704-1906.