@article{MAN_1978__235_163153,
     author = {Ilpo Laine},
     title = {Full-Hyperharmonic {Structures} on {Harmonie} {Spaces.} {I.}},
     journal = {Mathematische Annalen},
     pages = {267--290},
     publisher = {mathdoc},
     volume = {235},
     year = {1978},
     zbl = {0361.31007},
     url = {http://geodesic.mathdoc.fr/item/MAN_1978__235_163153/}
}