@misc{10_1017_S000843950002525X,
     title = {Solutions},
     journal = {Canadian mathematical bulletin},
     pages = {79--79},
     year = {1960},
     volume = {3},
     number = {1},
     doi = {10.1017/S000843950002525X},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S000843950002525X/}
}