1. Mysels, K.J.: Early Experiences with Viscous Drag Reduction. Chemical Engineering Progress Symposium Series 67, 111 (1971) 45–49.
2. Toms, B.A.: On the Early Experiments on Drag Reduction by Polymers. Phys. Fluids 20, 10, Pt. II (1977) S53-S55.
3. Oldroyd, J.G.: A Suggested Method of Detecting Wall Efl’ects in Turbulent Flow Through Pipes. Proc. Intl. Congr. on Rheol., II, North Holland, Amsterdam (1949) 130–134.
4. Mysels, K.J.: Flow of Thickened Fluids. U.S. Patent 2, 492, 173 (1949).
5. Toms, B.A.: Some Observations on the Flow of Linear Polymer Solutions Through Straight Tubes at Large Reynolds Numbers Proc. Intl. Congr. on Rheol., II, North Holland, Amsterdam (1949) 135–141.