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Optical and Quantum Electronics > 2014 > 46 > 3 > 439-453
Optical and Quantum Electronics > 2008 > 40 > 11-12 > 891-905
Optical and Quantum Electronics > 2014 > 46 > 3 > 439-453
Optical and Quantum Electronics > 2008 > 40 > 11-12 > 891-905