Tobias, Russell. "The thermodynamic properties of neodymium hydroxide in acid, neutral, and alkaline solutions at 25̊C. : an interpretation of the ionic species present in aqueous solutions of neodymium salts." Doctoral dissertation, Ohio State University, 1956. http://rave.ohiolink.edu/etdc/view?acc_num=osu1486392916695798Chicago Manual of Style (17th edition)