Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MM2_1982__40_154903, author = {Hu Hesheng}, title = {Sine - {Laplace} {Equation,} {Sinh-Laplace} {Equation} and {Harmonic} {Maps.}}, journal = {Manuscripta mathematica}, pages = {205--216}, publisher = {mathdoc}, volume = {40}, year = {1982}, zbl = {0511.35061}, url = {http://geodesic.mathdoc.fr/item/MM2_1982__40_154903/} }
Hu Hesheng. Sine - Laplace Equation, Sinh-Laplace Equation and Harmonic Maps.. Manuscripta mathematica, Tome 40 (1982), pp. 205-216. http://geodesic.mathdoc.fr/item/MM2_1982__40_154903/