Cerdeira, Jorge Orestes, Tiago Monteiro-Henriques, Maria João Martins, Pedro C. Silva, Diogo Alagador, Aldina M. A. Franco, Manuel L. Campagnolo, Pedro Arsénio, Francisca C. Aguiar, and Mar Cabeza. "Revisiting niche fundamentals with Tukey depth." Methods in Ecology and Evolution (2018).