2011 · L. C. de Barros, Wagner de Souza Tavares, et al. · Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT) · 2
2016 · W. J. R. Matrangolo, P. E. de A. Ribeiro, et al. · Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)
2013 · P. E. de O. Guimarães, V. A. V. Queiroz, et al. · Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)