@article{JIS_2007__10_7_a4,
     author = {Balamohan, B. and Kuznetsov, A. and Tanny, Stephen},
     title = {On the behavior of a variant of {Hofstadter's} $Q$-sequence},
     journal = {Journal of integer sequences},
     publisher = {mathdoc},
     volume = {10},
     number = {7},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2007__10_7_a4/}
}