@article{GDZPPN000461385, title = {Foliated Problem, Part II: Harmonic Maps of Foliations.}, journal = {Geometric and functional analysis}, volume = {1}, year = {1991}, pages = {253-320}, zbl = {0768.53012}, url = {http://dml.mathdoc.fr/item/GDZPPN000461385} }
Gromov, M. Foliated Problem, Part II: Harmonic Maps of Foliations.. Geometric and functional analysis, Tome 1 (1991) pp. 253-320. http://gdmltest.u-ga.fr/item/GDZPPN000461385/