@article{RMI_1988_1988_1_a0,
     author = {Dahlberg, Bjorn E. J. and Kenig, Carlos E.},
     title = {Soluciones no negativas a difusiones r\'apidas.},
     journal = {Revista matem\'atica iberoamericana},
     pages = {11-29},
     publisher = {mathdoc},
     volume = {4},
     number = {1},
     year = {1988},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMI_1988_1988_1_a0/}
}