Schlichting, Marco Max Planck Institute for Mathematics, Max Planck Society;
https://doi.org/10.1007/s00222-009-0219-1 (Publisher version)
schlichting_mayer_2010.pdf (Any fulltext), 2MB
Schlichting, M. (2010). The Mayer-Vietoris principle for Grothendieck-Witt groups of schemes. Inventiones Mathematicae, 179(2), 349-433. doi:10.1007/s00222-009-0219-1.