@article{JAC_2012__36_3_a5,
     author = {Poto\v{c}nik, Primo\v{z} and Spiga, Pablo and Verret, Gabriel},
     title = {On the nullspace of arc-transitive graphs over finite fields},
     journal = {Journal of Algebraic Combinatorics},
     pages = {389--401},
     publisher = {mathdoc},
     volume = {36},
     number = {3},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2012__36_3_a5/}
}