Best, J. P., Wehrs, J., Maeder, X., Zechner, J., Wheeler, J. M., Schär, T., … Michler, J. (2017). Reversible, high temperature softening of plasma-nitrided hot-working steel studied using in situ micro-pillar compression. Materials Science and Engineering A: Structural Materials: Properties, Microstructure and Processing, 680, 433-436. https://doi.org/10.1016/j.msea.2016.11.003