SAIHON; KURNIAWAN, Gogi; HAFIDULLOH. The Influence Of E-Procurement On The Performance Effectiveness Of Civil Servants In The Surabaya City Government. Improvement: Jurnal Manajemen dan Bisnis, [S. l.], v. 5, n. 2, p. 110–117, 2025. DOI: 10.30651/imp.v5i2.27781. Disponível em: https://journal.um-surabaya.ac.id/improvement/article/view/27781. Acesso em: 30 sep. 2026.