Memoirs of the American Mathematical Society, ISSN 0065-9266 ; Volume 252, Number 1202
Print version: Paulo, Naiara V. de, 1986- Systems of transversal sections near critical energy levels of Hamiltonian systems in R4. Providence, RI : American Mathematical Society, c2018 118 pages Memoirs of the American Mathematical Society ; Volume 252, Number 1202. ISBN 9781470428013