1. Ermolov, I.N., Comments on the British TOFD Standard BS 7706, Defektoskopiya, 2001, no. 6, pp. 3–28 [Rus. J. Nondestr. Test. (Engl. Transl.), 2001, vol. 37, no. 6, p. 385–386].
2. Ermolov, I.N., Most Interesting Trends in the Development of Ultrasonic Testing of Metals (from Proc. of the 7th European Conf.), Defektoskopiya, 2003, no. 2, pp. 71–100 [Rus. J. Nondestr. Test. (Engl. Transl.), 2003, vol. 39, no. 2, pp. 145–155].
3. 15-ya Mezhdunarodnaya konferentsiya po nerazrushayushchemu analizy (The 15th Int. Conf. on Nondestructive Testing), Defektoskopiya, 2001, no. 5, pp. 77–88 [Rus. J. Nondestr. Test. (Engl. Transl.), 2001, vol. 37, no. 5, pp. 374–382].
4. Guide to Calibration and Setting-up of Ultrasonic Time of Flight Diffraction (TOFD), Technique for Detection, Location and Sizing of Flows, BS 7706, 1993.
5. Baby S., Balasubramanian T., Pardikar, R.S., et al., Time-of-Flight Diffraction (TOFD), Technique for Accurate Sizing of Surface-Breaking Cracks, Insight, 2003, vol. 45, no. 6, pp. 426–430.