Brian H. Kaye, A. G. Naylor An optical information procedure for characterizing the shape of fine particle images. [Citation Graph (0, 0)][DBLP] Pattern Recognition, 1972, v:4, n:2, pp:195-196 [Journal]
C. B. Shelman The application of list processing techniques to picture processing. [Citation Graph (0, 0)][DBLP] Pattern Recognition, 1972, v:4, n:2, pp:201-210 [Journal]