1. Zeichner, G.R. and Patel, P.D. (1981) Proceedings of the Second World Congress of Chemical Engineering, Montreal, 6, 373.
2. Tuminello, W.H. (1986) Polymer Engineering Science, 26, 1339.
3. Marin, G., Peyrelasse, J. and Monge, P. (1983) Rheologica Acta, 22, 476.
4. Winther, G., Kramer, O. and Dyre, J. (1994) journal of Rheology, 38, 1179.
5. Cooley, J.W. and Tukey, J.W. (1965) Mathematical Computing, 19, 297.