ISLAM, M.R.; HUDA, M.A.; AHMMED, S.F; RAHMAN, S.M.A. APPROXIMATION BY HAAR WAVELET AND THEIR ORDER OF APPROXIMATION IN DIFFERENT SPACES. Khulna University Studies, [S. l.], p. 161–167, 2007. DOI: 10.53808/KUS.2007.8.1.0628-PS. Disponível em: http://kus.ku.ac.bd/kustudies/article/view/367. Acesso em: 7 oct. 2025.