@article{10_1017_S0008439500026758,
     author = {Ritcey, L. F. S.},
     title = {Random {Notes} from the {Secretariat}},
     journal = {Canadian mathematical bulletin},
     pages = {309--312},
     year = {1963},
     volume = {6},
     number = {2},
     doi = {10.1017/S0008439500026758},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0008439500026758/}
}