%0 Journal Article %A Roboredo, Marcos Costa %A Pessoa, Artur Alves %A Aizemberg, Luiz %T An exact approach for the r-interdiction median problem with fortification %J RAIRO - Operations Research - Recherche Opérationnelle %D 2019 %P 505-516 %V 53 %N 2 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ro/2017060/ %R 10.1051/ro/2017060 %G en %F RO_2019__53_2_505_0