%0 Journal Article %A Rhin, Georges %A Viola, Carlo %T On the irrationality measure of $\zeta (2)$ %J Annales de l'Institut Fourier %D 1993 %P 85-109 %V 43 %N 1 %I Institut Fourier %C Grenoble %U http://www.numdam.org/articles/10.5802/aif.1322/ %R 10.5802/aif.1322 %G en %F AIF_1993__43_1_85_0