Peters, Thorsten and Ivanov, Svetoslav S. and Englisch, Daniel and Rangelov, Andon A. and Vitanov, Nikolay V. and Halfmann, Thomas (2012):
Variable ultrabroadband and narrowband composite polarization retarders.
In: Applied Optics, 51 (31), pp. 7466-7474. ISSN 1559-128X,
DOI: 10.1364/AO.51.007466,
[Article]

Ivanov, Svetoslav S. and Rangelov, Andon A. and Vitanov, Nikolay V. and Peters, Thorsten and Halfmann, Thomas (2012):
Highly efficient broadband conversion of light polarization by composite retarders.
In: Journal of the Optical Society of America A, 29 (3), pp. 265-269. ISSN 1084-7529,
DOI: 10.1364/JOSAA.29.000265,
[Article]