ADSORBED LAYERS OF D2, H2, O2, AND 3He ON GRAPHITE STUDIED BY NEUTRON SCATTERING M. NIELSEN, J. P. McTAGUE et W. ELLENSON J. Phys. Colloques, 38 C4 (1977) C4-10-C4-18 DOI: 10.1051/jphyscol:1977402