GRASS in the wild

@Article{grohmann2004, author = {C.H. Grohmann }, title = {Morphometric analysis in geographic information systems; applications of free software GRASS and R}, journal = {Computers and Geosciences}, year = {2004}, volume = {30}, number = {9-10}, pages = {1055-1067}, month = {November} note = {ISSN 0098-3004} link = {http://dx.doi.org/10.1016/j.cageo.2004.08.002} }

@Article{grohmann2005, author = {C.H. Grohmann }, title = {Trend-surface analysis of morphometric parameters: A case study in southeastern Brazil}, journal = {Computers and Geosciences}, year = {2005}, volume = {31}, number = {8}, pages = {1007-1014}, month = {October} note = {ISSN 0098-3004} link = {http://dx.doi.org/10.1016/j.cageo.2005.02.011} }