@article{10_4153_CMB_2016_021_x,
     author = {Li, Boyu},
     title = {Normal {Extensions} of {Representations} of {Abelian} {Semigroups}},
     journal = {Canadian mathematical bulletin},
     pages = {564--574},
     year = {2016},
     volume = {59},
     number = {3},
     doi = {10.4153/CMB-2016-021-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2016-021-x/}
}