1991

Costello, John T., Kennedy, Eugene T., Sonntag, B. and Clark, C. (1991) 3p photoabsorption of free and bound Cr, Cr⁺, Mn, and Mn⁺. Physical Review A, 43 (3). pp. 1441-1450. ISSN 1050-2947

1989

Cooper, J., Clark, C., Cromer, C., Lucatorto, T., Sonntag, B., Kennedy, Eugene T. and Costello, John T. (1989) Marked differences in the 3p photoabsorption between the Cr and Mn⁺ isoelectronic pair: reasons for the unique structure observed in Cr. Physical Review A, 39 (11). pp. 6074-6077. ISSN 0556-2791