Variations de structure de Hodge et zéro-cycles sur les surfaces générales. Claire Voisin (1994) Mathematische Annalen
Varieties of special divisors on a curve. II. Henrik H. Martens (1968) Journal für die reine und angewandte Mathematik
Vectorial extensions of Jacobians Robert F. Coleman (1990) Annales de l'institut Fourier The universal vectorial extension of a curve is described in terms of the geometry of the curve.