@article{01266855,
title = {Centroaffine surfaces with parallel traceless cubic form.},
journal = {Bulletin of the Belgian Mathematical Society - Simon Stevin},
volume = {4},
year = {1997},
pages = {493-499},
zbl = {0936.53011},
language = {en},
url = {http://dml.mathdoc.fr/item/01266855}
}
Liu, Huili; Wang, Changping. Centroaffine surfaces with parallel traceless cubic form.. Bulletin of the Belgian Mathematical Society - Simon Stevin, Tome 4 (1997) pp. 493-499. http://gdmltest.u-ga.fr/item/01266855/