@article{CMUC_2002__43_2_a13,
     author = {Capone, Claudia},
     title = {Quasiharmonic fields and {Beltrami} operators},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {363--377},
     publisher = {mathdoc},
     volume = {43},
     number = {2},
     year = {2002},
     mrnumber = {1922134},
     zbl = {1069.35024},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2002__43_2_a13/}
}