@article{10_4153_CMB_1974_094_x,
     author = {Horn, P. J.},
     title = {A {Note} on {Weakly} {Symmetric} {Rings}},
     journal = {Canadian mathematical bulletin},
     pages = {531--533},
     year = {1974},
     volume = {17},
     number = {4},
     doi = {10.4153/CMB-1974-094-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1974-094-x/}
}