Perlego, a Friend or Foe? E-textbook Streaming Service. Atla Summary of Proceedings, [S. l.], v. 77, p. 280–291, 2023. DOI: 10.31046/proceedings.2023.3363. Disponível em: https://serials.atla.com/proceedings/article/view/3363.. Acesso em: 18 may. 2024.