Ruiz-Cruz, J. A., M. M. Fahmi, and R. R. Mansour,  "Single-Pole Multiple-Throw Waveguide Switch for Twelve Output Ports",  Proc. 44th European Microwave Conference, 2014.

Ruiz-Cruz, J. A., M. M. Fahmi, and R. R. Mansour,  "Single-Pole Six-Throw Waveguide Switch Embedded in a Seven Port Loaded Junction",  2013 IEEE MTT-S International Microwave Symposium Digest, pp. 1-4, Nov, 2013.

Ruiz-Cruz, J. A., M. M. Fahmi, and R. R. Mansour,  "Dual-Resonance Combline Resonator for Dual-Band Filters",  2009 IEEE MTT-S International Microwave Symposium Digest, pp. 1-3, June, 2012.

Daneshmand, M., A. A. Fomani, M. M. Fahmi, J. A. Ruiz-Cruz, and R. R. Mansour,  "MEMS Multiport Switches and Switch Matrices for Satellite Applications",  2012 IEEE MTT-S International Microwave Symposium Digest, pp. 1-4, June, 2012.

Ruiz-Cruz, J. A., M. M. Fahmi, and R. R. Mansour,  "Triple-Conductor Combline Resonators for Dual-Band Filters With Enhanced Guard-Band Selectivity",  IEEE Transactions on Microwave Theory and Techniques, vol. 60, no. 12, pp. 3969-3979, December, 2012.

Ruiz-Cruz, J. A., M. M. Fahmi, and R. R. Mansour,  "Compact four-port rectangular waveguide switches based on simple short circuit loads",  2011 IEEE MTT-S International Microwave Symposium Digest, pp. 1-4, June, 2011.

Ruiz-Cruz, J. A., M. M. Fahmi, and R. R. Mansour,  "Generalized Multi-Port Waveguide Switches Based on Multiple Short-Circuit Loads in Power Divider Junctions",  IEEE Transactions on Microwave Theory and Techniques, vol. 59, no. 12, pp. 3347 - 3355, December, 2011.

Fahmi, M. M., J. A. Ruiz-Cruz, R. R. Mansour, and K. A. Zaki,  "Recent Advances in Filter Topologies and Realizations for Satellite Communications",  Journal of Communications and Networks, vol. 13, no. 6, pp. 625-632, Dec, 2011.

Fahmi, M. M., J. A. Ruiz-Cruz, R. R. Mansour, and K. A. Zaki,  "Recent Results on Compact Broad-Band and Multi-Band LTCC Components for RF Front-Ends",  IET Microwaves, Antennas and Propagation, vol. 5, no. 8, pp. 870-876, June, 2011.

Fahmi, M. M., J. A. Ruiz-Cruz, R. R. Mansour, and K. A. Zaki,  "Compact Wide-Band Ridge Waveguide Dual-Band Filters",  2010 IEEE MTT-S International Microwave Symposium Digest, pp. 888-891, May, 2010.

Fahmi, M. M., J. A. Ruiz-Cruz, K. A. Zaki, and R. R. Mansour,  "Compact Ridge Waveguide Filters using Non-resonating Nodes",  2009 IEEE MTT-S International Microwave Symposium Digest, pp. 1337-1340, June, 2009.

Fahmi, M. M., J. A. Ruiz-Cruz, R. R. Mansour, and K. A. Zaki,  "Compact Ridge Waveguide Filters With Arbitrarily Placed Transmission Zeros Using Nonresonating Nodes",  IEEE Transactions on Microwave Theory and Techniques, vol. 57, no. 12, pp. 3354-3361, Dec., 2009.