ARAI, K. A Method for Determining the Boundary between Stagnant and Flow Regions of High-Concentration Slurry in a Stirred Vessel Using an Electric Conductivity Method. Kagaku Kogaku Ronbunshu. 1990, 16, 939-945
ELSON, T. P. Mixing of Fluids Possessing a Yield Stress. Proc. 6th European Conf. on Mixing. 1988, 485-492