Sprague, Alan P. A characterization of special Laguerre planes and extended dual affine planes. (English) Zbl 0549.51004 Geom. Dedicata 16, 149-156 (1984). Reviewer: W.Nolte MSC: 51E05 51A05 × Cite Format Result Cite Review PDF
Sprague, Alan P. Extended dual affine planes. (English) Zbl 0546.51008 Geom. Dedicata 16, 107-121 (1984). Reviewer: G.Stroth MSC: 51E15 × Cite Format Result Cite Review PDF