Ashurova Shaxzoda, and Umarova Tamila Abdufattoyevna. “ABO SISTEMASI BO’YICHA QON GURUHLARINI ANIQLASH”. JOURNAL OF NEW CENTURY INNOVATIONS, vol. 94, no. 1, Jan. 2026, pp. 110-3, http://journalss.org/index.php/new/article/view/17271.