Almeida, S. O. de, J. A. Mazzon, U. Dholakia, and H. Müller Neto. “Participant Diversity and Expressive Freedom in Firm-Managed and Customer-Managed Brand Communities”. Brazilian Administration Review, Vol. 10, no. 2, Apr. 2013, pp. 195-18, doi:10.1590/S1807-76922013000200006.