@unpublished{dolbeault:hal-03924391, TITLE = {{Monotonicity of the period and positive periodic solutions of a quasilinear equation}}, AUTHOR = {Dolbeault, Jean and Garc{\'i}a-Huidobro, Marta and Man{\'a}sevich, Ra{\'u}l}, URL = {https://hal.science/hal-03924391}, NOTE = {working paper or preprint}, YEAR = {2023}, MONTH = Mar, KEYWORDS = {Hamiltonian systems ; quasilinear elliptic equations ; p-Laplace operator ; periodic solutions ; period ; energy levels}, PDF = {https://hal.science/hal-03924391v2/file/DGHM2023.pdf}, HAL_ID = {hal-03924391}, HAL_VERSION = {v2}, }