Ulrich Dempwolff, William M. Kantor. Symmetric Designs from the G::2::(q) Generalized Hexagons. Journal of Combinatorial Theory, Series A, 98(2):410-415, 2002. [doi]
@article{DempwolffK02, title = {Symmetric Designs from the G::2::(q) Generalized Hexagons}, author = {Ulrich Dempwolff and William M. Kantor}, year = {2002}, doi = {10.1006/jcta.2001.3250}, url = {http://dx.doi.org/10.1006/jcta.2001.3250}, researchr = {https://researchr.org/publication/DempwolffK02}, cites = {0}, citedby = {0}, journal = {Journal of Combinatorial Theory, Series A}, volume = {98}, number = {2}, pages = {410-415}, }