@article{HM19b, author = {M.~Herrmann and K.~Matthies}, title = {Stability of high-energy solitary waves in {F}ermi-{P}asta-{U}lam-{T}singou chains}, pages = {3425--3486}, volume = {372}, number = {5} journal = {Trans. Amer. Math. Soc.} year = {2019}, doi = {10.1090/tran/7790}, mrnumber = {3988616} }