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@article{MZ_1968__106_171036, author = {R.P. Burn}, title = {The {Uniqueness} of the {Harmonic} {Construction.}}, journal = {Mathematische Zeitschrift}, pages = {332--336}, publisher = {mathdoc}, volume = {106}, year = {1968}, zbl = {0162.24301}, url = {http://geodesic.mathdoc.fr/item/MZ_1968__106_171036/} }
R.P. Burn. The Uniqueness of the Harmonic Construction.. Mathematische Zeitschrift, Tome 106 (1968), pp. 332-336. http://geodesic.mathdoc.fr/item/MZ_1968__106_171036/