@article{MS2_1988__63_1_167040,
     author = {Bernt Lindstr\"om},
     title = {On {P-polynomial} representations of projective geometries in algebraic combinatorial geometries.},
     journal = {Mathematica Scandinavica},
     pages = {36--42},
     publisher = {mathdoc},
     volume = {63},
     number = {1},
     year = {1988},
     zbl = {0645.05025},
     url = {http://geodesic.mathdoc.fr/item/MS2_1988__63_1_167040/}
}