%0 Journal Article %A J. Brzezinski %T Arithmetical quadratic surfaces of genus 0, II. %J Mathematica Scandinavica %D 1984 %P 295-309 %V 54 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1984__54_166898/ %F MS2_1984__54_166898