@article{CMH_1986__61_140037,
     author = {Joel Hass},
     title = {Minimal surfaces in foliated manifolds.},
     journal = {Commentarii mathematici Helvetici},
     pages = {1--32},
     publisher = {mathdoc},
     volume = {61},
     year = {1986},
     zbl = {0601.53024},
     url = {http://geodesic.mathdoc.fr/item/CMH_1986__61_140037/}
}