Ali Nizametdinov, Mo‘minov Humoyunmirzo, Norbekova Manzura, Asatullayev Akmaljon, and Toyloqov Diyorbek, “THE NATURE, CAUSES AND CONSEQUENCES OF THE HIDDEN ECONOMY AND FACTORS AFFECTING IT”, Spec. Jour. of Inno. Ref. and Dev., vol. 10, pp. 22–39, Dec. 2022.