@article{article5d69042a,
title   = {A partial reciprocal of Dirichlet Lagrange theorem detected by jets},
author = {Garcia, Manuel Valentim de Pera and Morales, Gerard John Alva},
year = {2017},
doi = {10.1007/s12346-016-0196-x},
journal   = {Qualitative Theory of Dynamical Systems}
}