Comparison of ALS- and UAV(SfM)-derived high-density point clouds for individual tree detection in Eucalyptus plantations - Guerra-Hernández, Juan; Cosenza, Diogo N; Rodriguez, Luiz Carlos Estraviz; Silva, Margarida; Tomé, Margarida; Díaz-Varela, Ramón A; González-Ferreiro, Eduardo (International Journal of Remote Sensing, 2018)