TY - JOUR AU - Mollin, R. A. TI - Necessary and Sufficient Conditions for the Central Norm to Equal 2h in the Simple Continued Fraction Expansion of $\sqrt{{{2}^{h}}c}$ JO - Canadian mathematical bulletin PY - 2005 SP - 121 EP - 132 VL - 48 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2005-011-0/ DO - 10.4153/CMB-2005-011-0 ID - 10_4153_CMB_2005_011_0 ER -