PRESSURE DEPENDENCE AND SIGN OF THE ELECTRIC FIELD GRADIENT AT Ir IN THE LINEAR CHAIN STRUCTURE OF Ir(CO)2acac A. VASQUEZ, F. E. WAGNER, U. KLEIN, J. MOSER, G. WORTMANN, H. J. KELLER et A. BOLZJ. Phys. Colloques, 37 C6 (1976) C6-519-C6-522DOI: https://doi.org/10.1051/jphyscol:19766107