@article{04138752,
title = {Boundaries in digital planes.},
journal = {Journal of Applied Mathematics and Stochastic Analysis},
volume = {3},
year = {1990},
pages = {27-56},
doi = {10.1155/S1048953390000041},
zbl = {0695.54017},
language = {en},
url = {http://dml.mathdoc.fr/item/04138752}
}
Khalimsky, Efim; Kopperman, Ralph; Meyer, Paul R. Boundaries in digital planes.. Journal of Applied Mathematics and Stochastic Analysis, Tome 3 (1990) pp. 27-56. doi : 10.1155/S1048953390000041. http://gdmltest.u-ga.fr/item/04138752/