Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{AM2_1986__30_137114, author = {S.A. Vanstone and E.R. Lamken}, title = {Elliptic semiplanes and group divisible designs with orthogonal resolutions.}, journal = {Aequationes mathematicae}, pages = {80--92}, publisher = {mathdoc}, volume = {30}, year = {1986}, zbl = {0586.05006}, url = {http://geodesic.mathdoc.fr/item/AM2_1986__30_137114/} }
S.A. Vanstone; E.R. Lamken. Elliptic semiplanes and group divisible designs with orthogonal resolutions.. Aequationes mathematicae, Tome 30 (1986), pp. 80-92. http://geodesic.mathdoc.fr/item/AM2_1986__30_137114/