Kolomiytsev, Nikolay, and Nadezhda Poddubnaya. “Temporal and Spatial Variability of Environments Drive the Patterns of Species Richness Along Latitudinal, Elevational, and Depth Gradients”. Biological Communications 63, no. 3 (November 30, 2018): 189–201. Accessed May 25, 2019. https://biocomm.spbu.ru/article/view/1281.