@article{10_5427_jsing_2015_11g,
     author = {Federico Quallbrunn},
     title = {Families of distributions and {Pfaff} systems under duality},
     journal = {Journal of Singularities},
     pages = {164--189},
     publisher = {mathdoc},
     volume = {11},
     year = {2015},
     doi = {10.5427/jsing.2015.11g},
     url = {http://geodesic.mathdoc.fr/articles/10.5427/jsing.2015.11g/}
}