@article{GDZPPN002403080, title = {The Uniqueness of the Harmonic Construction.}, journal = {Mathematische Zeitschrift}, volume = {105}, year = {1968}, pages = {332-336}, zbl = {0162.24301}, url = {http://dml.mathdoc.fr/item/GDZPPN002403080} }
Burn, R.P. The Uniqueness of the Harmonic Construction.. Mathematische Zeitschrift, Tome 105 (1968) pp. 332-336. http://gdmltest.u-ga.fr/item/GDZPPN002403080/