@article{RACSAM_2003_2003_1_a7,
     author = {Ibort, Alberto},
     title = {{\textquestiondown}Es posible una f\'ormula de {Duistermaat-Heckamn} cu\'antica?.},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales. Matem\'aticas},
     pages = {73-82},
     publisher = {mathdoc},
     volume = {97},
     number = {1},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RACSAM_2003_2003_1_a7/}
}