Shakhnoza Akhmedovna Siddikova, and Zukhra Ziyatovna Yakhshieva. “Functional Literacy In Living Challenges (Pisa Study)”. International Scientific and Current Research Conferences, vol. 1, no. 1, Feb. 2021, pp. 79-81, https://orientalpublication.com/index.php/iscrc/article/view/426.