Ibrahim, Zarina Bibi, Rozita Johari, Fudziah Ismail, and Mohamed Suleiman. “On the Stability of Fully Implicit Block Backward Differentiation Formulae”. MATEMATIKA 19 (December 1, 2003): 83–89. Accessed May 22, 2024. https://matematika.utm.my/index.php/matematika/article/view/504.