van Soest, Rob W. M., Schalk, P. H., Smith, K., Picton, B. E., Brugman, M., Diaz, M. C., Sanders, M. L., De Weerdt, W. H., and Rützler, Klaus. 1996. "
Por-Linnaeus: the application of interactive multimedia software for species data storage and computer assisted identification of porifera." in
Recent advances in sponge biodiversity inventory and documentations, edited by Willenz, Philippe., 63–72.