Jonsta, P., Z. Jonsta, I. Vlckova, and J. Sojka. “Influence of Physical-Metallurgical Factors on Resistance of API Carbon Steels to Sulphide Stress Cracking”. Communications - Scientific Letters of the University of Zilina, Vol. 20, no. 4, Dec. 2018, pp. 41-46, doi:10.26552/com.C.2018.4.41-46.