@article{10_4153_CMB_1974_059_0,
     author = {Sawyer, W. W.},
     title = {On the {Matrix} {With} {Elements} 1/(r+s-1)},
     journal = {Canadian mathematical bulletin},
     pages = {297--298},
     year = {1974},
     volume = {17},
     number = {2},
     doi = {10.4153/CMB-1974-059-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1974-059-0/}
}