Rakhimova Д., Duisenbekkyzy Ж., Sagyntay О., Turarbek Ә., and Toleugaly Ш. . “ANALYSIS AND IMPROVEMENT OF NOISE REDUCTION ALGORITHMS IN CHILDREN’S SPEECH RECOGNITION SYSTEMS”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences, vol. 91, no. 3, Sept. 2025, pp. 230-42, doi:10.51889/2959-5894.2025.91.3.021.