2009 · I. R. de Oliveira, H. W. L. de Carvalho, et al. · Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)
2009 · I. R. de Oliveira, H. W. L. de Carvalho, et al. · Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT)