Webster, M., Aboubacar, M., Matallah, H., Tamaddon-Jahromi, H., Webster, M., & Jahromi, H. T. (2002). Numerical prediction of extensional flows in contraction geometries: Hybrid finite volume/element method. Journal of Non-Newtonian Fluid Mechanics, 104(2-3), pp. 125-164. doi:10.1016/S0377-0257(02)00015-0

Webster, Michael, M. Aboubacar, H. Matallah, H.R Tamaddon-Jahromi, M.F Webster, and Hamid Tamaddon Jahromi. "Numerical Prediction of Extensional Flows in Contraction Geometries: Hybrid Finite Volume/element Method." Journal of Non-Newtonian Fluid Mechanics 104, no. 2-3 (2002): 125-164.

Webster, Michael, et al. "Numerical Prediction of Extensional Flows in Contraction Geometries: Hybrid Finite Volume/element Method." Journal of Non-Newtonian Fluid Mechanics 104.2-3 (2002): 125-164.