Transitive parabolic unitals in translation planes of odd order

V. Abatangelo, G. Korchmáros, B. Larato
2001 Discrete Mathematics  
A new unital is constructed in every commutative twisted ÿeld plane. Such unitals are related to a characterization of commutative semiÿeld planes in terms of collineation groups ÿxing a unital.
doi:10.1016/s0012-365x(00)00301-0 fatcat:rk2o3f74d5ddpo2lsx6jzahcnq