Kimberly van Niel, Shawn W. LaffanGambling with randomness: the use of pseudo-random number generators in GIS. - Kimberly van Niel; Shawn W. Laffan (Int. J. Geogr. Inf. Sci., 2003)

There is no good excuse for a bad random number generator: a reply to Barry. - Kimberly van Niel; Shawn W. Laffan (Int. J. Geogr. Inf. Sci., 2011)