@article{EXMA_2004__13_1_53177,
     author = {Lagarias, J.C. and Sloane, N.J.A.},
     title = {Approximate squaring.},
     journal = {Experimental mathematics},
     pages = {113--128},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2004},
     zbl = {1115.11045},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_2004__13_1_53177/}
}