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@article{GFA_1991__1_2_58124, author = {M. Gromov}, title = {Foliated {Problem,} {Part} {II:} {Harmonic} {Maps} of {Foliations.}}, journal = {Geometric and functional analysis}, pages = {253--320}, publisher = {mathdoc}, volume = {1}, number = {2}, year = {1991}, zbl = {0768.53012}, url = {http://geodesic.mathdoc.fr/item/GFA_1991__1_2_58124/} }
M. Gromov. Foliated Problem, Part II: Harmonic Maps of Foliations.. Geometric and functional analysis, Tome 1 (1991) no. 2, pp. 253-320. http://geodesic.mathdoc.fr/item/GFA_1991__1_2_58124/