FRANTZ, P.; WESTRA, B. Chat Widget Replacement Makes All the Difference!. OLA Quarterly, [S. l.], v. 16, n. 2, p. 16–21, 2010. DOI: 10.7710/1093-7374.1282. Disponível em: https://journals3.library.oregonstate.edu/olaq/article/view/vol16_iss2_6. Acesso em: 3 jul. 2024.