TY - JOUR ID - 10442/6331 A1 - Andriotis, A. N. Y1 - 1985/// T1 - Exchange-Energy Contribution to the Interaction of Helium with a Metal-Surface JF - Physical Review B VL - 31 IS - 6 SN - 0163-1829 U3 - 10.1103/physrevb.31.4003 PB - American Physical Society SP - 4003–4005EP - UR - https://hdl.handle.net/10442/6331 ER -