@article{10_4153_CMB_1980_042_6,
     author = {Wong, James C. S.},
     title = {A {Characterisation} of {Locally} {Compact} {Amenable} {Subsemigroups}},
     journal = {Canadian mathematical bulletin},
     pages = {305--312},
     year = {1980},
     volume = {23},
     number = {3},
     doi = {10.4153/CMB-1980-042-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1980-042-6/}
}