@article{10_4153_CMB_1975_071_0,
     author = {Nelson, Evelyn},
     title = {Injectivity and {Equational} {Compactness} in the {Class} of {א0-Semilattices}},
     journal = {Canadian mathematical bulletin},
     pages = {387--392},
     year = {1975},
     volume = {18},
     number = {3},
     doi = {10.4153/CMB-1975-071-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-071-0/}
}