1. 1) Tekkou Kagaku Bunseki Zensho 7, ed. by Japan Society for the Promotion of Science, Maruzen, Tokyo, (1963), 33.
2. 2) K. Monma: Tekkou Zairyogaku, Jikkyo Shuppan, Tokyo, (1963), 251.
3. 3) Iron and Steel–Methods for determination of boron content (JIS G 1227–1999).
4. Stripping Voltammetry in Steel Analysis