ORBITAL CONTRIBUTION TO THE MAGNETIC HYPERFINE FIELD OF ISOLATED Ni IMPURITIES IN Pd W. Müller, H. H. Bertschat, H. Haas, B. Spellmeyer and W.-D. Zeitz J. Phys. Colloques, 49 C8 (1988) C8-129-C8-130 DOI: 10.1051/jphyscol:1988851