Carbayo, Fernando, et al. “Relative and Absolute Density Estimates of Land Planarians (Platyhelminthes, Tricladida) in Urban Rainforest Patches”. Papéis Avulsos De Zoologia, vol. 56, no. 3, Sept. 2016, pp. 27-32, https://doi.org/10.1590/0031-1049.2016.56.03.