@article{JAC_1997__6_1_a3,
     author = {Johnson, Norman L.},
     title = {Flocks of infinite hyperbolic quadrics},
     journal = {Journal of Algebraic Combinatorics},
     pages = {27--51},
     publisher = {mathdoc},
     volume = {6},
     number = {1},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_1997__6_1_a3/}
}