Advertising in Greek media during the Covid-19 pandemic. 
Journal of Social Media Marketing, 
[S. l.], v. 1, n. 1, p. 18–29, 2022. DOI: 
10.33422/jsmm.v1i1.893. Disponível em: 
https://dpublication.com/journal/jsmm/article/view/893. Acesso em: 4 nov. 2025.