Differential variational principle of Herglotz type and a new type of adiabatic invariants in phase space#br#
#br#[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 2020,59(1):35-42.
Differential variational principle of Herglotz type and a new type of adiabatic invariants in phase space#br#
#br#[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 2020,59(1):35-42. DOI: 10.13471/j.cnki.acta.snus.2020.01.005.