Optik - International Journal for Light and Electron Optics
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 7 > 565-569
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 8 > 757-764
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 11 > 1019-1021
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 12 > 1350-1353
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 17 > 3149-3153
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 23 > 6475-6479