Ubaydullayeva , O‘g‘ilshod. “DIQQATNING ASOSIY XUSUSIYATLARI: BARQARORLIK, KO‘LAM, TAQSIMLANISH VA KO‘CHUVCHANLIK”. Scientific Practical Conference, vol. 1, no. 3, Apr. 2026, pp. 609-11, https://d-pressa.com/index.php/spc/article/view/520.