@article{MAN_1971__194_162201,
     author = {M. HERRERA and D. LIEBERMAN},
     title = {Residues and {Principal} {Values} on {Complex} {Spaces.}},
     journal = {Mathematische Annalen},
     pages = {259--294},
     publisher = {mathdoc},
     volume = {194},
     year = {1971},
     zbl = {0224.32012},
     url = {http://geodesic.mathdoc.fr/item/MAN_1971__194_162201/}
}