@other{https://resolver.caltech.edu/CaltechTHESIS:10062010-115304008, title = "Discrete reduction of mechanical systems and multisymplectic geometry of continuum mechanics", year = "2000", url = "https://resolver.caltech.edu/CaltechTHESIS:10062010-115304008", id = "record", doi = "10.7907/1y6f-7w97" }