Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ishikawa Ai and Yaguchi Takaharu,Invariance of the Discrete Gradient Schemes for Hamiltonian Equations under Changes of Riemannian Structures,Transactions of the Japan Society for Industrial and Applied Mathematics,2424-0982,The Japan Society for Industrial and Applied Mathematics,2016,26,4,381-415,https://cir.nii.ac.jp/crid/1390282680744685440,https://doi.org/10.11540/jsiamt.26.4_381