Glass transition reductions in thin freely-standing polymer films : A scaling analysis of chain confinement effects K. Dalnoki-Veress, J. A. Forrest, P. G. de Gennes et J. R. DutcherJ. Phys. IV France, 10 PR7 (2000) Pr7-221-Pr7-226DOI: https://doi.org/10.1051/jp4:2000744