1. A/S Niro Atomizer (1978). Method No. A1d. Determination of total moisture - Karl fisher titration. In:Analytical Methods for Dry Milk Products. Copenhagen: A/S Niro Atomizer.
2. Callaghan, P.T. (1991).Principles of Nuclear Magnetic Resonance Microscopy. Oxford: Oxford University Press.
3. Frenkel, J. (1945). Viscous flow of crystalline bodies under the action of surface tension.Journal of Physics (USSR), 9 (5), 385-391.
4. Hargreaves, J.B. (1994).The application of proton spin-lattice relaxation measurements to the characterisation of lactose powders in the solid state. PhD thesis, Physics Department, Massey University, Palmerston North, New Zealand.
5. Lawson, C.L. & Hanson, R.J. (1974).Solving Least Squares Problems. Englewood Cliffs: Prentice-Hall.