Stechyshyn, M., Dykha, O., Oleksandrenko, V. and Stechyshyna, N. 2023. Nitriding in a cyclically switched glow discharge. Problems of Tribology. 28, 2/108 (Jun. 2023), 20–27. DOI:https://doi.org/10.31891/2079-1372-2023-108-2-20-27.