Optik - International Journal for Light and Electron Optics
Optik - International Journal for Light and Electron Optics > 2011 > 122 > 2 > 156-158
Optik - International Journal for Light and Electron Optics > 2011 > 122 > 4 > 337-339
Optik - International Journal for Light and Electron Optics > 2011 > 122 > 4 > 355-357
Optik - International Journal for Light and Electron Optics > 2011 > 122 > 6 > 494-497
Optik - International Journal for Light and Electron Optics > 2011 > 122 > 10 > 910-913
Optik - International Journal for Light and Electron Optics > 2011 > 122 > 14 > 1262-1266