Ecological Archives E096-032-A2
Heidi K. Swanson, Martin Lysy, Michael Power, Ashley D. Stasko, Jim D. Johnson, and James D. Reist. 2015. A new probabilistic method for quantifying n-dimensional ecological niches and niche overlap. Ecology 96:318–324. http://dx.doi.org/10.1890/14-0235.1
Appendix B. Calculation of niche overlap.