RATNA DEWI, Prihatini; NUSRANINGRUM, Dewi. Productivity Measurement of Shoes Production Using Objective Matrix and The Improvement Effort (Case Study at PT XYZ). International Humanities and Applied Science Journal, Jakarta, Indonesia, v. 1, n. 1, p. 39–51, 2020. DOI: 10.22441/ihasj.2020.v3i1.05. Disponível em: https://publikasi.mercubuana.ac.id/index.php/ihasj/article/view/6782. Acesso em: 4 jun. 2026.