@article{MM2_1994__85_3-4_156007,
     author = {F. Acquistapace and F. Broglia},
     title = {An algorithmic criterion for basicness in dimension 2.},
     journal = {Manuscripta mathematica},
     pages = {45--66},
     publisher = {mathdoc},
     volume = {85},
     number = {3-4},
     year = {1994},
     zbl = {0854.14024},
     url = {http://geodesic.mathdoc.fr/item/MM2_1994__85_3-4_156007/}
}