Plekhanov Ф. И., and Grabskii А. А. “Synthesis of the Pipeline Valve Drive With Automatic Switching of Speeds”. Vestnik IzhGTU Imeni M.T. Kalashnikova, vol. 22, no. 1, Apr. 2019, pp. 72-77, doi:10.22213/2413-1172-2019-1-72-77.