@article{JAC_1997__6_3_a0,
     author = {van Dam, Edwin R. and Haemers, Willem H.},
     title = {A characterization of distance-regular graphs with diameter three},
     journal = {Journal of Algebraic Combinatorics},
     pages = {299--303},
     publisher = {mathdoc},
     volume = {6},
     number = {3},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_1997__6_3_a0/}
}