@article{RMC_2007_2007_1_a4,
     author = {Wightwick, Penelope G.},
     title = {Condiciones de semigrupo para curvas algebraicas planas afines con m\'as de un lugar en el infinito.},
     journal = {Revista matem\'atica complutense},
     pages = {139-206},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMC_2007_2007_1_a4/}
}