BERDIEV BAKHODIR RAVSHANOVICH. “THE USE OF INDEPENDENT LEARNING IN THE FORMATION OF MATHEMATICAL CONCEPTS IN PRESCHOOLERS”. JournalNX - A Multidisciplinary Peer Reviewed Journal, vol. 6, no. 07, Feb. 2021, pp. 358-60, https://repo.journalnx.com/index.php/nx/article/view/1098.