H-LIKE AND He-LIKE SPECTRUM IN LOW AND HIGH DENSITY PLASMAS U.I. SAFRONOVA, L.A. VAINSHTEIN, Y.A. MIKHAILOV, A.V. RODE, M. CORNILLE, J. DUBAU, M. LOULERGUE, F. BELY-DUBAU, P. FAUCHER et A.H. GABRIEL J. Phys. Colloques, 50 C1 (1989) C1-589-C1-595 DOI: 10.1051/jphyscol:1989164