“DVORETSKIY–KIEFER–VOLFOVITS TENGISIZLIGINING NAZARIY ASOSLARI VA OPTIMAL O‘ZGARMASLARNI ANIQLASH MASALASI” (2026) ZAMONAVIY TARAQQIYOT VA FAN: 21-ASR YONDASHUVLARI, 4(1), pp. 407–414. Available at: http://journalss.org/index.php/zam/article/view/19502 (Accessed: 7 March 2026).