Optik - International Journal for Light and Electron Optics
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 10 > 906-910
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 12 > 1254-1259
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 15 > 2214-2218
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 19 > 4072-4079
Optik - International Journal for Light and Electron Optics > 2013 > 124 > 21 > 5079-5085