Voir la notice de l'article provenant de la source Math-Net.Ru
@article{SJVM_2006_9_2_a6, author = {S. P. Shary}, title = {Inner estimation of solution sets to non-negative interval linear systems}, journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki}, pages = {189--206}, publisher = {mathdoc}, volume = {9}, number = {2}, year = {2006}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/SJVM_2006_9_2_a6/} }
S. P. Shary. Inner estimation of solution sets to non-negative interval linear systems. Sibirskij žurnal vyčislitelʹnoj matematiki, Tome 9 (2006) no. 2, pp. 189-206. http://geodesic.mathdoc.fr/item/SJVM_2006_9_2_a6/