@article{10_4153_CMB_1975_059_6,
     author = {Abramson, Morton},
     title = {Sequences by {Number} of {w-Rises}},
     journal = {Canadian mathematical bulletin},
     pages = {317--319},
     year = {1975},
     volume = {18},
     number = {3},
     doi = {10.4153/CMB-1975-059-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-059-6/}
}