Garcia-Marin, E., J. L. Masa-Campos, P. Sanchez-Olivares, and J. A. Ruiz-Cruz,  "Evaluation of Additive Manufacturing Techniques Applied to Ku-Band Multilayer Corporate Waveguide Antennas",  IEEE Antennas and Wireless Propagation Letters, vol. 17, no. 11, pp. 2114-2118, Nov, 2018.