Dimitri Leemans. The residually weakly primitive geometries of HS. Australasian J. Combinatorics, 33:231-236, 2005. [doi]
@article{Leemans05-0, title = {The residually weakly primitive geometries of HS}, author = {Dimitri Leemans}, year = {2005}, url = {http://ajc.maths.uq.edu.au/pdf/33/ajc_v33_p231.pdf}, researchr = {https://researchr.org/publication/Leemans05-0}, cites = {0}, citedby = {0}, journal = {Australasian J. Combinatorics}, volume = {33}, pages = {231-236}, }