%0 Journal Article %A Andrei Ya. Maltsev %T Whitham's Method and Dubrovin–Novikov Bracket in Single-Phase and Multiphase Cases %J Symmetry, integrability and geometry: methods and applications %D 2012 %V 8 %U http://geodesic.mathdoc.fr/item/SIGMA_2012_8_a102/ %G en %F SIGMA_2012_8_a102