@article{10_2140_agt_2020_20_1221,
     author = {Mann, Kathryn},
     title = {Unboundedness of some higher {Euler} classes},
     journal = {Algebraic and Geometric Topology},
     pages = {1221--1234},
     year = {2020},
     volume = {20},
     number = {3},
     doi = {10.2140/agt.2020.20.1221},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2020.20.1221/}
}