@article{1214438428, author = {Ramanathan, Jayakumar}, title = {Harmonic maps from $S\sp{2}$ to $G\sb{2,4}$}, journal = {J. Differential Geom.}, volume = {19}, number = {1}, year = {1984}, pages = { 207-219}, language = {en}, url = {http://dml.mathdoc.fr/item/1214438428} }
Ramanathan, Jayakumar. Harmonic maps from $S\sp{2}$ to $G\sb{2,4}$. J. Differential Geom., Tome 19 (1984) no. 1, pp. 207-219. http://gdmltest.u-ga.fr/item/1214438428/