@article{01716607, title = {Spectral geometry of harmonic maps into warped product manifolds. II.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {25}, year = {2001}, pages = {327-339}, doi = {10.1155/S0161171201007098}, zbl = {1007.58019}, language = {en}, url = {http://dml.mathdoc.fr/item/01716607} }
Yun, Gabjin. Spectral geometry of harmonic maps into warped product manifolds. II.. International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 327-339. doi : 10.1155/S0161171201007098. http://gdmltest.u-ga.fr/item/01716607/