TY - JOUR AU - Jean-Marie Barbaroux AU - Semjon A. Vugalter TI - On the ground state energy of the translation invariant Pauli-Fierz model. II. JO - Documenta mathematica PY - 2012 SP - 401 EP - 415 VL - 17 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/370/ DO - 10.4171/dm/370 ID - 10_4171_dm_370 ER -