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"Dual band planar hybrid coupler with enhanced bandwidth using particle ..."
Mahdi Yousefi et al. (2012)
- Mahdi Yousefi, Mohammad Mosalanejad, Gholamreza Moradi, Abdolali Abdipour:
Dual band planar hybrid coupler with enhanced bandwidth using particle swarm optimization technique. IEICE Electron. Express 9(12): 1030-1035 (2012)
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