Optik - International Journal for Light and Electron Optics
Optik - International Journal for Light and Electron Optics > 2010 > 121 > 16 > 1462-1465
Optik - International Journal for Light and Electron Optics > 2010 > 121 > 19 > 1721-1724
Optik - International Journal for Light and Electron Optics > 2010 > 121 > 24 > 2230-2233