1. R.A. Hadfield: Science, 1888, vol. 12, pp. 284–86.
2. R.A. Hadfield: High manganese steel, (1883), British Patent, N°200/1883
3. ASTM Standard A128/A128M-93 (2012)
4. T.H. Raufoss: Raufoss Ammunisjonsfabrikker A/S, Norway, (1978) US Patent 4,130,418
5. G. Dinui, A. Najafizadeh, R. Uei, and S.M. Monir-Vaghefi: Mater. Des., 2010, vol. 31, pp. 3395–3402.