@article{10_1017_S2040618500035152,
     author = {Wright, E. M.},
     title = {An extension of a theorem of {Gordon}},
     journal = {Glasgow mathematical journal},
     pages = {39--41},
     year = {1965},
     volume = {7},
     number = {1},
     doi = {10.1017/S2040618500035152},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500035152/}
}