LaĆ­s Rodrigues, Silvio Barreto Campello, The emotional dimension in activity theory, Blucher Design Proceedings, Volume 1, 2014, Pages 435-440, ISSN 23186968, http://dx.doi.org/10.5151/designpro-CIDI-39 (www.proceedings.blucher.com.br/article-details/the-emotional-dimension-in-activity-theory-8702) Palavras-chave:: ;