1. Ferroalloys and Alloying Additives Handbook. Shieldalloy Corp., New Jersey and Metallurg Alloy Corp.: New York, 1981.
2. ISO 7692 : 1983. Ferrotitanium. Determination of Titanium Content, Titrimetric Method; ISO/TR 7955 : 1982. Ferroniobium. Determination of Niobium Content, Gravimetric Method. ISO 6467 : 1980. Ferrovanadium. Determination of Vanadium Content, Potentiometric Method. International Standards Organization: Geneva.
3. Untersuchung von Ferrolegierungen mit Röntgenfluoreszenzanalyse
4. The X-ray fluorescence analysis of ferronibium by a fusion method