Langevin dynamics of the glass forming polymer melt: Fluctuations around the random phase approximation V. G. Rostiashvili, M. Rehkopf and T. A. Vilgis Eur. Phys. J. B, 6 2 (1998) 233-243 Published online: 15 November 1998 DOI: 10.1007/s100510050546