«EVALUATING THE COMPETITIVENESS OF MANUFACTURING ENTERPRISES BASED ON PRODUCT ASSORTMENT DYNAMICS AND PROFITABILITY (EVIDENCE FROM NAMANGAN REGION)», PST Journal, т. 2, вып. 4, сс. 126–136, июл. 2026, просмотрено: сен. 29, 2026. доступно на: https://pstjournal.uz/index.php/pst/article/view/149