1. X-ray Agricultural product inspection: segmentation and classification;ASASENT;SPIE,1997
2. Physics sorts the wheat from the chaff;BEE;Physics World,2000
3. A complete course in canning and related processes;DOWNING,1996
4. GOOD PROCESSING PRACTICE USING COLOUR SORTING, Food Technology Europe, October 1997 pp. 54–58.
5. KUBIAK, A., KUTZBACH, H. D., The application of an artificial intelligence system in the automatic recognition of wheat by the nonlinear approximation technique, 12th International Congress of Chemical and Process Engineering CHISA, Praha, Czech Republic, 25–30th August, 1996. P9.55 [490].