@misc{10_1017_S2040618500034584,
     title = {An identity in combinatorial analysis},
     journal = {Glasgow mathematical journal},
     pages = {197--200},
     year = {1962},
     volume = {5},
     number = {4},
     doi = {10.1017/S2040618500034584},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500034584/}
}