RUMA, Zainal. The Effect of Assertive Communication and Physical Work Environment on the Productivity of Telkom Property Regional VII Makassar City Employees. Economics and Business Journal (ECBIS), [S. l.], v. 4, n. 2, p. 619–632, 2026. DOI: 10.47353/ecbis.v4i2.425. Disponível em: https://ecbis.net/index.php/go/article/view/425. Acesso em: 15 jun. 2026.