@article{SIGMA_2019_15_a55,
     author = {Konrad Lompert and Andriy Panasyuk},
     title = {Invariant {Nijenhuis} {Tensors} and {Integrable} {Geodesic} {Flows}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2019},
     volume = {15},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2019_15_a55/}
}