SYED MUHAMMAD SHAKIR BUKHARI; REHMAN AKHTAR. IMPROVEMENT OF QUALITY AND WASTES CONTROL OF SOAP MANUFACTURING USING SIX SIGMA ANALYSIS. Policy Research Journal, [S. l.], v. 2, n. 4, p. 727–737, 2024. Disponível em: https://policyresearchjournal.com/index.php/1/article/view/123. Acesso em: 26 dec. 2024.