Vortex lattice structures in YBa2Cu3O7 M. YETHIRAJ, H.A. MOOK, G.D. WIGNALL, R. CUBITT, E.M. FORGAN, S.L. LEE, D.M. PAUL et T. ARMSTRONG J. Phys. IV France, 03 C8 (1993) C8-273-C8-278 DOI: 10.1051/jp4:1993853