Nithiarasu, P., & Zienkiewicz, O. (2006). Analysis of an explicit and matrix free fractional step method for incompressible flows. Computer Methods in Applied Mechanics and Engineering, 195(41-43), pp. 5537-5551. doi:10.1016/j.cma.2005.11.004

Nithiarasu, Perumal, and Olgierd Zienkiewicz. "Analysis of an Explicit and Matrix Free Fractional Step Method for Incompressible Flows." Computer Methods in Applied Mechanics and Engineering 195, no. 41-43 (2006): 5537-5551.

Nithiarasu, Perumal, and Olgierd Zienkiewicz. "Analysis of an Explicit and Matrix Free Fractional Step Method for Incompressible Flows." Computer Methods in Applied Mechanics and Engineering 195.41-43 (2006): 5537-5551.