Hamiltonian and Lagrangian Flows on Center Manifolds with Applications to Elliptic Variational Problems Mielke Alexander Heftet / 1991 / Engelsk
Nonlinear PDE’s and Applications C.I.M.E. Summer School, Cetraro, Italy 2008, Editors: Luigi Ambrosio, Giuseppe Savaré Bianchini Stefano Heftet / 2011 / Engelsk