1. Non-destructive technologies for fruit and vegetable size determination – a review;Moreda;J. Food Eng.,2009
2. Estimating volume and mass of citrus fruits by image processing technique;Omid;J. Food Eng.,2010
3. B. Upcroft, R.C. Shekhar, A.J. Bewley, S. Leonard, P.J.A. Lever, Measurement of Bulk Density of the Payload in a Dragline Bucket, US20120136542 A1, 2012.
4. Real-time volume estimation of a dragline payload;Bewley,2011
5. Automated volume estimation of haul-truck loads;Duff,2000