@article{MM2_1989__64_2_155403,
     author = {Hisao Yoshihara},
     title = {Plane curves whose singular points are cusps and triple coverings of p2.},
     journal = {Manuscripta mathematica},
     pages = {169--188},
     publisher = {mathdoc},
     volume = {64},
     number = {2},
     year = {1989},
     zbl = {0708.14017},
     url = {http://geodesic.mathdoc.fr/item/MM2_1989__64_2_155403/}
}