@article{10_4153_CJM_1994_043_8,
     author = {Hindman, Neil and Lawson, Jimmie and Lisan, Amha},
     title = {Separating {Points} of {\ensuremath{\beta}N} {By} {Minimal} {Flows}},
     journal = {Canadian journal of mathematics},
     pages = {758--771},
     year = {1994},
     volume = {46},
     number = {4},
     doi = {10.4153/CJM-1994-043-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1994-043-8/}
}