@article{01780540, title = {The complexity of retina operators.}, journal = {Journal of Applied Mathematics}, volume = {2}, year = {2002}, pages = {23-50}, doi = {10.1155/S1110757X02111107}, zbl = {1001.68053}, language = {en}, url = {http://dml.mathdoc.fr/item/01780540} }
Beauzamy, Bernard. The complexity of retina operators.. Journal of Applied Mathematics, Tome 2 (2002) pp. 23-50. doi : 10.1155/S1110757X02111107. http://gdmltest.u-ga.fr/item/01780540/