A GIS tool for plant spatial pattern analysis. - Yanli Zhang; Nathan T. Woodward; Daniel Unger; I-Kuai Hung; Brian Oswald; Kenneth W. Farrish (Environ. Model. Softw., 2011)

A Test of the Mean Distance Method for Forest Regeneration Assessment. - Daniel Unger; Jeremy Stovall; Brian Oswald; David Kulhavy; I-Kuai Hung (Math. Comput. For. Nat. Resour. Sci., 2014)