A Cyclical Model of Development Programs for Operational Excellence and Sustainable Value: A Case Study of PT DA. Community Engagement and Emergence Journal (CEEJ), [S. l.], v. 7, n. 1, p. 661–675, 2026. DOI: 10.37385/ceej.v7i1.11563. Disponível em: https://journal.yrpipku.com/index.php/ceej/article/view/11563. Acesso em: 7 jul. 2026.