SARDOR KODIROV. THE IMPACT OF LEAN SIX SIGMA TOOLS ON CUSTOMER SATISFACTION AND RETENTION: EVIDENCE FROM A BEVERAGE MANUFACTURING FIRM IN UZBEKISTAN. Modern World Education: New Age Problems – New solutions, [S. l.], v. 3, n. 2, p. 10–11, 2026. Disponível em: https://incop.org/index.php/mo/article/view/3237. Acesso em: 28 feb. 2026.