@article{CMH_1985__60_140030,
     author = {John N. Mather},
     title = {More {Denjoy} minimal sets for area preserving diffeomorphisms.},
     journal = {Commentarii mathematici Helvetici},
     pages = {508--557},
     publisher = {mathdoc},
     volume = {60},
     year = {1985},
     zbl = {0597.58015},
     url = {http://geodesic.mathdoc.fr/item/CMH_1985__60_140030/}
}