Leino, Juha, Erika Tanhua-Piiroinen, and Johanna Sommers-Piiroinen. 2012. “Adding Social Media to E-Learning in the Workplace: Instilling Interactive Learning Culture”. International Journal of Advanced Corporate Learning (iJAC) 5 (3):pp. 18-25. https://doi.org/10.3991/ijac.v5i3.2183.