@article{10_4171_dm_732, author = {Fabio Tanania}, title = {Subtle {Characteristic} {Classes} and {Hermitian} {Forms}}, journal = {Documenta mathematica}, pages = {2493--2523}, year = {2019}, volume = {24}, doi = {10.4171/dm/732}, url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/732/} }