@article{10_4064_fm191_1_2,
     author = {Tomasz Maszczyk},
     title = {One-dimensional infinitesimal-birational
 duality through differential operators},
     journal = {Fundamenta Mathematicae},
     pages = {23--43},
     publisher = {mathdoc},
     volume = {191},
     number = {1},
     year = {2006},
     doi = {10.4064/fm191-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm191-1-2/}
}