@Article{JCM-4-279,
author = {Kang Feng},
title = {Difference Schemes for Hamiltonian Formalism and Symplectic Geometry},
journal = {Journal of Computational Mathematics},
year = {1986},
volume = {4},
number = {3},
pages = {279--289},
abstract = { },
issn = {1991-7139},
doi = {https://doi.org/},
url = {http://global-sci.org/intro/article_detail/jcm/9590.html}
}