JAIDEEP SINGH. Viral Marketing by social networking sites with reference to Whatsapp & Facebook. International Journal of Emerging Trends in Science and Technology, [S. l.], v. 4, n. 08, p. 5758–5765, 2017. Disponível em: http://ijetst.in/index.php/ijetst/article/view/1333. Acesso em: 23 dec. 2024.