TY - JOUR KW - non-Palaiseau KW - paper AU - M. Holzmann AU - B. Bernu AU - Olevano V AU - R. Martin AU - D. Ceperley BT - Phys. Rev. B DA - 01/2009 PY - 2009 T2 - Phys. Rev. B TI - Renormalization factor and e ffective mass of the two-dimensional electron gas ER -