TWO-STEP HYBRID BLOCK BACKWARD DIFFERENTIATION FORMULAE FOR THE SOLUTION OF STIFF ORDINARY DIFFERENTIAL EQUATIONS. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 4, n. 1, p. 668–676, 2020. Disponível em: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/101. Acesso em: 11 sep. 2025.