Digiampietri, L. A., Mugnaini, R., Trucolo, C., Delgado, K. V., Mena-Chalco, J. P. e Köhler, A. F. (2019) “Geographic and disciplinary distribution of the Brazilian’s PHD community: patterns of the scientific collaboration structure”, Brazilian Journal of Information Science: research trends. Marília, SP, 13(4), p. 113–131. doi: 10.36311/1981-1640.2019.v13n4.07.p113.