Haruna, Hammed Ayobami, Olutunde Samuel Odetunde, and Sefiu Adekunle Onitilo. “Numerical Solution of Second-Order Differential Equations Using the Haar Wavelet Technique”. Nigerian Journal of Physics 35, no. S (September 9, 2026): 154–159. Accessed September 10, 2026. https://njp.nipngr.org/index.php/njp/article/view/675.