1-M. Amiri, S. H. Sedighy, and M. Hayati, Design of Compact Microstrip Lowpass Elliptic Filter with Wide Stop Band using Invasive Weed Optimization, ICEE2014, Tehran, Iran, 2014

2-V. Nayyeri and O. M. Ramahi, “Electromagnetic simulation of graphene”, Invited tutorial talk at 13th Mediterranean Microwave Symp., Marrakesh, Morocco, Dec. 2014. watch on YouTube