@article{10_4153_CJM_1968_115_3,
     author = {McWaters, M. M.},
     title = {Arcs, {Semigroups,} and {Hyperspaces}},
     journal = {Canadian journal of mathematics},
     pages = {1207--1210},
     year = {1968},
     volume = {20},
     number = {1},
     doi = {10.4153/CJM-1968-115-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1968-115-3/}
}