1. Belcher, R. J. , Burggraf, O. R. , Cooke, J. C. , Robins, A. J. & Stewartson, K. 1972 Recent Research on Unsteady Boundary Layers , vol. 2 (ed. E. A. Eichelbrenner ).Quebec:Laval University Press.
2. Panikker, P. K. K. & Lavan, Z. 1975 J. Comp. Phys. 18,46.
3. Sears, W. R. & Telionis, D. P. 1975 SIAM J. Appl. Math. 28,215.
4. Schwabe, M. 1943 N.A.C.A. Tech. Memo. no. 1039.
5. Baker, G. A. 1975 Essentials of Padé Approximant. Academic.