TY - RPRT TI - Generating functionals and Lagrangian partial differential equations AU - Vankerschaver, Joris AU - Liao, Cuicui AU - Leok, Melvin PY - 2013 DO - 10.1063/1.4817391 UR - https://www.osti.gov/biblio/22218155 ID - 22218155 ER -