Córcoles, J.,  "Reactively Loaded Array Pattern Synthesis as a Quadratically Constrained Quadratic Program",  Antennas and Propagation, IEEE Transactions on, vol. 63, no. 11, pp. 5219-5224, Nov, 2015.

Masa-Campos, J. L., D. Garcia-Valverde, P. Sanchez-Olivares, and B. Taha-Ahmed,  "SIW patch array with internal coupling patches",  Antennas and Propagation Society International Symposium (APSURSI), 2013 IEEE, pp. 1800-1801, July, 2013.