%0 Journal Article %A Aline Aigon-Dupuy %T Half-twists and equations in genus 2 %J Annales Fennici Mathematici %D 2004 %P 307-328 %V 29 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AFM_2004_29_2_a4/ %G en %F AFM_2004_29_2_a4