Constrained Variational Calculus for Higher Order Classical Field Theories

Article: 
Constrained Variational Calculus for Higher Order Classical Field Theories
Authors: 
C. M. Campos, M. de Leon, D. Martin de Diego
Journal: 
Journal of Physics A: Mathematical and Theoretical
Volume: 
43(45)
Pages: 
455206
Year: 
2010
URL: 
http://arxiv.org/abs/1005.2152