@article{CLTM_2000_2000_1_a8,
     author = {Bisgaard, Torben Maack},
     title = {Grado de definici\'on positivo de una serie de exponenciales.},
     journal = {Collectanea mathematica},
     pages = {111-130},
     publisher = {mathdoc},
     volume = {51},
     number = {2},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_2000_2000_1_a8/}
}