@article{PIM_2010_N_S_88_102_a4,
     author = {Mirjana Lazi\'c},
     title = {Maximal {Canonical} {Graphs} with {Seven} {Nonzero} {Eigenvalues}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {77 },
     publisher = {mathdoc},
     volume = {_N_S_88},
     number = {102},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_2010_N_S_88_102_a4/}
}