Andrade, T., F. Silva, S. Neto, and A. Lima. “Applying CFD in the Analysis of Heavy Oil - Water Two-Phase Flow in Joints by Using Core Annular Flow Technique”. The International Journal of Multiphysics, vol. 7, no. 2, June 2013, pp. 137-52, doi:10.1260/1750-9548.7.2.137.