Nikitin, Yu. A., V. V. Zaporozhets, and I. G. Chernysh. 2003. “Tribo-Spectral Method and Identification of the Micromechanical Characteristics of the Exfoliated Graphite Based Materials”. Proceedings of National Aviation University 17 (2):91-95. https://doi.org/10.18372/2306-1472.2.11922.