Ferri, S. On class [m, n]1 k-sets in PG(2, 3).
Dyfyniad Arddull ChicagoFerri, S. On Class [m, N]1 K-sets in PG(2, 3).
Dyfyniad MLAFerri, S. On Class [m, N]1 K-sets in PG(2, 3).
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
Ferri, S. On class [m, n]1 k-sets in PG(2, 3).
Dyfyniad Arddull ChicagoFerri, S. On Class [m, N]1 K-sets in PG(2, 3).
Dyfyniad MLAFerri, S. On Class [m, N]1 K-sets in PG(2, 3).