BabenkoV. F. and ZhiganovaG. S. (2008) “On the best <i>L</i><sub>2 </sub&gt;-approximations of functions by using wavelets”, Ukrains’kyi Matematychnyi Zhurnal, 60(8), pp. 1119 -. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3229 (Accessed: 27July2024).