EKASARI, Intan Desy. Langen Kusuma’s Marketing Communication Strategy in Maintaining Existence in the Covid-19 Pandemic Period. The Commercium, [S. l.], v. 5, n. 2, p. 200–217, 2022. DOI: 10.26740/tc.v5i2.47756. Disponível em: https://ejournal.unesa.ac.id/index.php/Commercium/article/view/47756. Acesso em: 23 jun. 2025.