To cite the package 'isopam' in publications use:
Schmidtlein S, Tichy L, Hannes F, Ulrike F (2010). “A brute force approach to vegetation classification.” Journal of Vegetation Science, 21(6), 1162-1171.
Corresponding BibTeX entry:
@Article{, author = {Sebastian Schmidtlein and Lubomir Tichy and Feilhauer Hannes and Faude Ulrike}, year = {2010}, title = {A brute force approach to vegetation classification}, journal = {Journal of Vegetation Science}, volume = {21}, number = {6}, pages = {1162-1171}, }