Comput. Electron. Agric., Vol. 60, No. 2. (March 2008), pp. 301-305.
Comput. Electron. Agric., Vol. 59, No. 1-2. (2007), pp. 66-77.
Precision Agriculture, Vol. 2, No. 1. (2000), pp. 39-54.
American Journal of Agricultural Economics, Vol. 78, No. 5. (1996), pp. 1275-1280.
Precision Agriculture, Vol. 3, No. 2. (1 June 2002), pp. 135-154.
Geoscience and Remote Sensing Symposium, 2004. IGARSS '04. Proceedings. 2004 IEEE International, Vol. 2 (2004), pp. 1276-1279 vol.2.
Proceedings of IJCNN '01, Vol. 3 (2001), pp. 2110-2115.
Comput. Electron. Agric., Vol. 58, No. 1. (August 2007), pp. 13-24.
Agricultural Systems, Vol. 85, No. 1. (July 2005), pp. 1-18.
Remote Sensing for Agriculture, Ecosystems, and Hydrology VIII, Vol. 6359, No. 1. (2006)
Geoscience and Remote Sensing Symposium, 2002. IGARSS '02. 2002 IEEE International, Vol. 4 (2002), pp. 2208-2210 vol.4.
Neural Networks Proceedings, 1998. IEEE World Congress on Computational Intelligence. The 1998 IEEE International Joint Conference on, Vol. 1 (1998), pp. 211-215.