@article{10_4153_CMB_1968_041_3,
     author = {Tang, C.Y.},
     title = {Notes on {Splitting} {Extensions} of {Groups}},
     journal = {Canadian mathematical bulletin},
     pages = {371--374},
     year = {1968},
     volume = {11},
     number = {3},
     doi = {10.4153/CMB-1968-041-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1968-041-3/}
}