<div dir="ltr"><div>r.pi: a GRASS GIS package for semi-automatic spatial pattern analysis of remotely sensed land cover data</div><div><a href="http://onlinelibrary.wiley.com/doi/10.1111/2041-210X.12827/full">http://onlinelibrary.wiley.com/doi/10.1111/2041-210X.12827/full</a></div></div>