Microwave circuit design by means of direct decomposition in the finite-element method

de la Rubia, V. & Zapata, J. (2007). Microwave circuit design by means of direct decomposition in the finite-element method. IEEE Trans. Microwave Theory Tech., 55 (7), 1520-1530

An efficient method for determining TE and TM modes in closed waveguides made up of N cylindrical conductors

de la Rubia, V. & Zapata, J. (2005). An efficient method for determining TE and TM modes in closed waveguides made up of N cylindrical conductors. IEEE Trans. Microwave Theory Tech., 53 (2), 670-678.

Finite element analysis of periodic structures without constrained meshes

de la Rubia, V., Zapata, J. & Gonzalez, M. A. (2008). Finite element analysis of periodic structures without constrained meshes. IEEE. Trans. Antennas Propagat., 56 (9), 3020-3028.