@article{CLTM_1990_1990_1_a8,
     author = {Du Bois, Philippe},
     title = {Dualidad en la categor{\'\i}a de los complejos filtrados de operadores diferenciales de orden \ensuremath{\leq} 1.},
     journal = {Collectanea mathematica},
     pages = {89-121},
     publisher = {mathdoc},
     volume = {41},
     number = {2},
     year = {1990},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1990_1990_1_a8/}
}