TY  - RPRT
TI  - Grayscale level connectivity: theory and applications.
AU  - Ulisses Braga-Neto
AU  - John Goutsias
PY  - 2004
DO  - 10.1109/tip.2004.837514
UR  - https://pubmed.ncbi.nlm.nih.gov/15575152/
ID  - 15575152
ER  -