• Simulation study of mixed pressure and flow control systems for optimal operation of centrifugal pumping plantsGevorkov, Levon; Rassõlkin, Anton; Kallaste, Ants; Vaimann, ToomasScientific Journal of Riga Technical University. Electrical, control and communication engineering2018 / p. 89-94 : ill https://doi.org/10.2478/ecce-2018-0010