Karsli, H. (2024) “Historical Backround of wavelets and orthonormal systems: Recent results on positive linear operators reconstructed via wavelets: Recent results on positive linear operators reconstructed via wavelets”, Modern Mathematical Methods, 2(3), pp. 132–154. Available at: https://modernmathmeth.com/index.php/pub/article/view/44 (Accessed: 20 January 2025).