TY  - JOUR
AU  - Sergey Morozov
TI  - Essential spectrum of multiparticle Brown-Ravenhall operators in external field
JO  - Documenta mathematica
PY  - 2008
SP  - 51
EP  - 79
VL  - 13
UR  - http://geodesic.mathdoc.fr/articles/10.4171/dm/241/
DO  - 10.4171/dm/241
ID  - 10_4171_dm_241
ER  -