@article{GDZPPN002413795,
title = {A Class of Translation Planes of Order 3...},
journal = {Mathematische Zeitschrift},
volume = {135},
year = {1973},
pages = {271-278},
zbl = {0284.50008},
url = {http://dml.mathdoc.fr/item/GDZPPN002413795}
}
Johnson, Norman L.; Seydel, Robert E. A Class of Translation Planes of Order 3.... Mathematische Zeitschrift, Tome 135 (1973) pp. 271-278. http://gdmltest.u-ga.fr/item/GDZPPN002413795/