@conference {polo2017fruit, title = {Fruit fly optimization algorithm for passive waveguide devices}, booktitle = {Numerical Electromagnetic and Multiphysics Modeling and Optimization for RF, Microwave, and Terahertz Applications (NEMO), 2017 IEEE MTT-S International Conference on}, year = {2017}, pages = {43{\textendash}45}, publisher = {IEEE}, organization = {IEEE}, author = {Polo-L{\'o}pez, Lucas and J C{\'o}rcoles and Ruiz-Cruz, Jorge A} }