SAADATMAND, Mohsen; KUMPULAINEN, Kristiina. Content Aggregation and Knowledge Sharing in a Personal Learning Environment: Serendipity in Open Online Networks. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 8, n. S1, p. pp. 70–78, 2013. DOI: 10.3991/ijet.v8iS1.2362. Disponível em: https://online-journals.org/index.php/i-jet/article/view/2362. Acesso em: 20 apr. 2024.