@article{PIM_1979_N_S_25_39_a17,
     author = {Hock Ong},
     title = {Linear {Transformations} {On} {Matrices:} {The} {Invariance} {Of} {Generalised} {Permutation} {Matrices,} {II}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {116 },
     publisher = {mathdoc},
     volume = {_N_S_25},
     number = {39},
     year = {1979},
     url = {http://geodesic.mathdoc.fr/item/PIM_1979_N_S_25_39_a17/}
}