%0 Journal Article %A Maohua Le %T The solvability of the diophantine equation $D_1x^2-D_2y^4=1$ %J Colloquium Mathematicum %D 1995 %P 165-170 %V 68 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-68-2-165-170/ %R 10.4064/cm-68-2-165-170 %G en %F 10_4064_cm_68_2_165_170