@article{01157669,
title = {The minimum principle from a Hamiltonian point of view.},
journal = {Documenta Mathematica},
year = {1998},
pages = {1-14},
zbl = {0939.32021},
language = {en},
url = {http://dml.mathdoc.fr/item/01157669}
}
Heinzner, Peter. The minimum principle from a Hamiltonian point of view.. Documenta Mathematica, (1998), pp. 1-14. http://gdmltest.u-ga.fr/item/01157669/