@article{MM2_1994__83_3-4_155953,
     author = {Xiaotao Sun},
     title = {On canonical fibrations of algebraic surfaces.},
     journal = {Manuscripta mathematica},
     pages = {161--170},
     publisher = {mathdoc},
     volume = {83},
     number = {3-4},
     year = {1994},
     zbl = {0827.14026},
     url = {http://geodesic.mathdoc.fr/item/MM2_1994__83_3-4_155953/}
}