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@article{BNYMS_1891__1_186480, author = {W. Woolsey Johnson}, title = {Octonary {Numeration.}}, journal = {Bulletin of the New York Mathematical Society}, pages = {1--6}, publisher = {mathdoc}, volume = {1}, year = {1891}, language = {en}, url = {http://geodesic.mathdoc.fr/item/BNYMS_1891__1_186480/} }
W. Woolsey Johnson. Octonary Numeration.. Bulletin of the New York Mathematical Society, Tome 1 (1891), pp. 1-6. http://geodesic.mathdoc.fr/item/BNYMS_1891__1_186480/