@article{GDZPPN002322935, title = {Exceptional Sets and Harmonie Morphisms.}, journal = {Mathematische Annalen}, volume = {264}, year = {1983}, pages = {45-56}, zbl = {0489.31011}, url = {http://dml.mathdoc.fr/item/GDZPPN002322935} }
Oja, Kirsti. Exceptional Sets and Harmonie Morphisms.. Mathematische Annalen, Tome 264 (1983) pp. 45-56. http://gdmltest.u-ga.fr/item/GDZPPN002322935/