I. Pop, und C. Gheorghiu. Approximation and Optimization: Proceedings of the International Conference on Approximation and Optimization (Romania), II, Cluj-Napoca, ICAOR, Transilvania Press, (1996)
T. Aberra, S. Armfield, M. Behnia, und G. McBain. Flow Dynamics, Volume 832 von Conference Proceedings, Seite 456--460. American Instiute of Physics, (2006)
N. Jewell, und J. Denier. Proceedings of the 15th Australasian Fluid Mechanics Conference, 41, Darlington, New South Wales, Australasian Fluid Mechanics Society, The University of Sydney, (2004)