Publications

1.) A note on the Witt group of $\P^n$   Math. Z.   237   (2001),   601-619.

2.) On Witt groups with support   Math. Ann.   322   (2002),   103-137.

3.) The Gersten conjecture for Witt groups in the equicharacteristic case   (joint with Paul Balmer, Ivan Panin and Charles Walter )   Doc. Math.   7   (2002),   203-217.

4.) Pairings in triangular Witt theory   (joint with Alexander Nenashev )   J. Algebra   261   (2003),   292-309.

5.) Homotopy invariance of coherent Witt groups   Math. Z.   244   (2003),   211-233.

6.) A transfer morphism for Witt groups   J. reine angew. Math.   564   (2003),   215-233.

7.) Motivic decomposition of isotropic projective homogenous varieties   (joint with Vladimir Chernousov and Alexander Merkurjev )   Duke Math. J.   126   (2005),   137-159.

8.) A zero theorem for the transfer of coherent Witt groups   (joint with Jens Hornbostel )   Math. Nachr.   278   (2005),   815-823.

9.) Koszul complexes and symmetric forms over the punctured affine space   (joint with Paul Balmer )   Proc. London Math. Soc. (3)   91   (2005),   273-299.

10.) On injective modules over Azumaya algebras over locally noetherian schemes   Manuscripta Math.   121   (2006),   437-450.

11.) A graded Gersten-Witt complex for schemes with a dualizing complex and the Chow group   J. pure appl. Algebra   208   (2007),   391-419.

12.) A Gersten-Witt complex for hermitian Witt groups of coherent algebras over schemes I: Involution of the first kind   Compos. Math.   143   (2007),   271-289.

13.) The general dévissage theorem for Witt groups of schemes   Arch. Math.   88   (2007),   333-343.

14.) On the Brauer group of a semisimple algebraic group   Adv. Math.   220   (2009),   913-925.

15.) The first Zariski cohomology group of the Witt sheaf over a split simply connected simple algebraic group   Quadratic Forms--Algebra, Arithmetic, and Geometry,   163-180,   Contemp. Math.   493   Amer. Math. Soc., Providence, RI, 2009.

16.) A Gersten-Witt complex for hermitian Witt groups of coherent algebras over schemes II: Involution of the second kind   J. K-Theory   4   (2009),   347-377.

17.) The Rost nilpotence theorem for geometrically rational surfaces   Invent. Math.   181   (2010),   1-19.

18.) The first Suslin homology sheaf of a split simply connected semisimple algebraic group   J. Algebra   333   (2011),   26-39.

19.) Equivariant pretheories and invariants of torsors   (joint with Kirill Zainoulline)   Transform. Groups   17   (2012),   471-498.

20.) On coherent hermitian Witt groups Manuscripta Math.   141   (2013),   423-446.

21.) On Chow motives of surfaces   J. reine angew. Math.   686   (2014),   149-166.

22.) On the Brauer group of the product of a torus and a semisimple algebraic group   (joint with Nikita Semenov)   Israel J. Math.   202   (2014),   375-403.

23.) Permutation modules and Chow motives of geometrically rational surfaces   J. Algebra   440   (2015),   443-463.

24.) Milnor-Witt K-groups of local rings   (joint with Stephen Scully and Changlong Zhong)   Adv. Math.   286   (2016),   729-753.

25.) On the Rost nilpotence theorem for threefolds   Bull. London Math. Soc.   50   (2018),   63-72.

26.) Rost nilpotence and free theories   (joint with Alexander Vishik)   Doc.Math.   23   (2018),   1635-1657.

27.) On quadratic forms over semilocal rings   Trans. Amer. Math. Soc.   371   (2019),   1063-1082.

28.) A hermitian analog of a quadratic form theorem of Springer   Manuscripta Math.   163   (2020),   125-163.

29.) On the splitting principle for cohomological invariants of reflection groups   (joint with Christian Hirsch)   Transform. Groups   27   (2022),   1261-1285.

30.) On Brauer invariants of finite groups   Math. Z.   300   (2022),   217-234.

31.) On the Gersten conjecture for hermitian Witt groups   (joint with Ivan Panin)   Math. Ann.   389   (2024),   1187-1224.

32.) On the Witt group of the punctured spectrum of a regular semilocal ring   (joint Ivan Panin)   J. Lond. Math. Soc. (2)   110   (2024),   Paper No. e70042 (23pp).

33.) Direct sums of Chow motives and Rost nilpotence   Canad. Math. Bull.   (to appear).