10-Gb/s PMD compensation using deformed-helical ferroelectric liquid crystals
D. Sandel, S. Hinz, M. Yoshida-Dierolf, J. Graser, R. Noé, L. Beresnev, T. Weyrauch, W. Haase, in: 24TH EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION, VOL 1-3: VOL 1: REGULAR AND INVITED PAPERS; VOL 2: TUTORIALS AND SYMPOSIUM PAPERS; VOL 3: POSTDEADLINE PAPERS, 1998, pp. 555–556.

Fiber-based distributed PMD compensation at 20 Gb/s
R. Noé, D. Sandel, M. Yoshida-Dierolf, S. Hinz, C. Glingener, C. Scheerer, A. Schopflin, G. Fischer, in: 24TH EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION, VOL 1-3: VOL 1: REGULAR AND INVITED PAPERS; VOL 2: TUTORIALS AND SYMPOSIUM PAPERS; VOL 3: POSTDEADLINE PAPERS, 1998, pp. 7–9.