1. Kercan, V., Djelic, V., Mobnik, Z., Sturm, M. (1993) “Hydro power plants on the Drava River in Slovenia - Two approaches for refurbishment”, International Water Power & Dam Construction;
2. Jogt, D., Velentek, B. (1994) “Refurbishment of the Drava River HPP Chain, Numerical Prediction of the Draft Tube Performance”, Proceedings of Modelling, Testing & Monitoring for Hydro Powerplants, Budapest, 1994;
3. TASCflow USERS MANUAL, Version 2,2, 1993, Waterloo, Ontario, Canada.