Duval, Joseph. "I. Adsorption of cobalt and barium ions on hydrous ferric oxide at equilibrium ; II. Separation of carrier-free scandium from a calcium target ; III. Radioactivity of scandium-43 /." Doctoral dissertation, Ohio State University, 1952. http://rave.ohiolink.edu/etdc/view?acc_num=osu1486396542266251Chicago Manual of Style (17th edition)