@article{10_4153_CJM_1985_057_4,
     author = {Shum, K. P. and Chan, M. W. and Lai, C. K. and So, K. Y.},
     title = {Characterizations for {Prime} {Semilattices}},
     journal = {Canadian journal of mathematics},
     pages = {1059--1073},
     year = {1985},
     volume = {37},
     number = {6},
     doi = {10.4153/CJM-1985-057-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1985-057-4/}
}