@techreport{Parberry2013TRDesignerWorlds, author = {Parberry, Ian}, title = {Designer Worlds: Procedural Generation of Infinite Terrain from USGS Elevation Data}, institution = {Laboratory for Recreational Computing, Dept. of Computer Science \& Engineering, Univ.\ of North Texas}, number = {LARC--2013--02}, year = {2013}, month={August}, }