@article{MTA_2022_7_2_a9,
     author = {Tian Xu},
     title = {A local energy estimate for a class of strongly indefinite functionals},
     journal = {Minimax theory and its applications},
     year = {2022},
     volume = {7},
     number = {2},
     zbl = {1490.35139},
     url = {http://geodesic.mathdoc.fr/item/MTA_2022_7_2_a9/}
}