@article{QUE_1996_1996_1_a14,
     author = {Le\'on, Teresa and Liern, Vicente},
     title = {Interpretaci\'on de los precios sombra en presencia de degeneraci\'on.},
     journal = {Q\"uestii\'o},
     pages = {223-238},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {1996},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/QUE_1996_1996_1_a14/}
}