SUGIHARTO, Wendy Amin; WIBOWO, Rulianda Purnomo; SINAGA, Tuti Sarma. Strategi Pemasaran untuk Meningkatkan Okupansi Kawasan Ekonomi Khusus Sei Mangkei. Empiricism Journal, [S. l.], v. 7, n. 3, p. 2789–2800, 2026. DOI: 10.36312/ej.v7i3.6282. Disponível em: https://journal-center.litpam.com/index.php/empiricism/article/view/6282. Acesso em: 9 sep. 2026.