%0 Journal Article %A Mark Green %A James Carlson %A Phillip Griffiths %T Variations of Hodge Structure Considered as an Exterior Differential System: Old and New Results %J Symmetry, integrability and geometry: methods and applications %D 2009 %V 5 %U http://geodesic.mathdoc.fr/item/SIGMA_2009_5_a86/ %G en %F SIGMA_2009_5_a86