@article{DOCMA_2015__S2__a0,
     author = {Saltman, David J.},
     title = {Finite $u$ invariant and bounds on cohomology symbol lengths},
     journal = {Documenta mathematica},
     pages = {577--590},
     publisher = {mathdoc},
     volume = {Alexander S. Merkurjev's Sixtieth Birthday},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2015__S2__a0/}
}