NAILA ZERLINDA. Employee Work Productivity in Managing the E-Letter System at the Secretariat of the Surabaya City DPMPSTP. Jurnal Dialektika: Jurnal Ilmu Sosial, [S. l.], v. 24, n. 1, p. 208–220, 2026. DOI: 10.63309/dialektika.v24i1.844. Disponível em: http://jurnaldialektika.com/index.php/piani/article/view/844. Acesso em: 22 jun. 2026.