Oliveira, M. G. de, Baptista, C. de S., Campelo, C. E. C., Acioli Filho, J. A. M. and Falcão, A. G. R. (2015) “Producing Volunteered Geographic Information from Social Media for LBSN Improvement”, Journal of Information and Data Management, 6(1), p. 81. doi: 10.5753/jidm.2015.1558.