TY - JOUR AU - Amitava Choudhuri AU - B. Talukdar AU - U. Das TI - Lagrangian Approach to Dispersionless KdV Hierarchy JO - Symmetry, integrability and geometry: methods and applications PY - 2007 VL - 3 UR - http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a95/ LA - en ID - SIGMA_2007_3_a95 ER -