@article{10_4153_CJM_1971_101_x,
     author = {Parmenter, M, M.},
     title = {On a {Theorem} of {Bovdi}},
     journal = {Canadian journal of mathematics},
     pages = {929--932},
     year = {1971},
     volume = {23},
     number = {5},
     doi = {10.4153/CJM-1971-101-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-101-x/}
}