1. A. Vilmaz, B. Zegin, and F. Sadan Ulak, Zh. Prikl. Spektrosk., 81, No. 3, 344–349 (2014) [A. Vilmaz, B. Zegin, and F. Sadan Ulak, J. Appl. Spectrosc., 81, 365–370 (2014) (English translation)].
2. Y. Erdogru, D. Manimaran, M. T. Gulluolu, M. Amalanathan, I. Hubert Joe, and N. Yurdakul, Opt. Spectrosc., 113, No. 4, 573–584 (2013).
3. M. Elyma, S. Mulla-Osman, F. Godenschweger, and O. Speck, Zh. Prikl. Spektrosk., 79, No. 1, 129–135 (2012). [M. Elyma, S. Mulla-Osman, F. Godenschweger, and O. Speck, J. Appl. Spectrosc., 79, 120–125 (2012) (English translation)].
4. V. V. Turov, I. I. Gerashenko, and A. I. Markina, Zh. Prikl. Spektrosk., 80, No. 5, 680–687 (2013) [V. V. Turov, I. I. Gerashenko, and A. I. Markina, J. Appl. Spectrosc., 80, 663–669 (2013) (English translation)].
5. S. V. Poltavtsev, V. V. Ovsyankin, B. V. Stroganov, Yu. K. Dolgikh, S. A. Eliseev, Yu. P. Efi mov, and V. V. Petrov, Opt. Spectrosc., 105, No. 4, 566–571 (2008).