@article{JIS_2009__12_5_a3,
     author = {Griffiths,  Martin},
     title = {Generalized {near-Bell} numbers},
     journal = {Journal of integer sequences},
     year = {2009},
     volume = {12},
     number = {5},
     zbl = {1213.05012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2009__12_5_a3/}
}