Vöth , S., & Vasilyeva , M. A. (2016). Properties that determine the efficiency and safety of form fitting safety couplings. Записки Горного института, 219, 455-458. https://doi.org/10.18454/pmi.2016.3.455

Vöth , S., & Vasilyeva , M. A. (2016). Properties that determine the efficiency and safety of form fitting safety couplings. Journal of Mining Institute, 219, 455-458. https://doi.org/10.18454/pmi.2016.3.455