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fibre-optic links," Nature 438, 343-346 (2005).

M. Virte, K. Panajotov, H. Thienpont, M. Sciamanna, "Deterministic polarization chaos from a laser diode," Nature Photon. 7, 60-65 (2013).

A. Uchida, K. Amano, M. Inoue, K. Hirano, S. Naito, H. Someya, I. Oowada, T. Kurashige, M. Shiki, S. Yoshimori, K. Yoshimura, P. Davis, "Fast physical random bit generation with chaotic semiconductor lasers
," Nature Photon. 2, 728-732 (2008).

H. Lin, M. M. Valles, Y. Zhang, "Synchronization of chaotic outputs in
multi-transverse-mode vertical-cavity surface-emitting lasers," Opt. Commun.
309, 242-246 (2013).

S. Xiang, W. Pan, B. Luo, L. Yan, X. Zou, N. Jiang, L. Yang, H. Zhu, "Conceal time-delay signature of
chaotic vertical-cavity surface-emitting lasers by variable-polarization optical feedback," Opt. Commun. 284, 5758
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P. Xiao, Z.-M. Wu, J.-G. Wu, L. Jiang, T. Deng, X. Tang, L. Fan, G.-Q. Xia, "Time-delay signature
concealment of chaotic output in a vertical-cavity surface-emitting laser with double variable-polarization optical
feedback," Opt. Commun. 286, 339
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J. G. Wu, G. Q. Xia, Z. M. Wu, "Suppression of time delay signatures of
chaotic output in a semiconductor laser with double optical feedback," Opt. Exp.
17, 20124-20133 (2009).

Y. Hong, "Experimental study of time-delay signature of chaos in mutually coupled
vertical-cavity surface-emitting lasers subject to polarization rotated optical feedback," Opt. Exp. 21, 17894-17903 (2013).

D. Rontani, A. Locquet, M. Sciamanna, D. S. Citrin, "Loss of time-delay signature in the chaotic output of a semiconductor
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Y. Hong, M. W. Lee, P. S. Spencer, K. A. Shore, "Enhanced chaos synchronization in unidirectionally coupled
vertical-cavity surface-emitting semiconductor lasers with polarization-preserved injection," Opt. Lett. 33, 587-589 (2008).

S. Sivaprakasam, K. A. Shore, "Signal masking for chaotic optical communication using external-cavity diode lasers," Opt. Lett. 24, 1200-1202 (1999).

Y. Hong, M. W. Lee, P. S. Spencer, K. A. Shore, "Synchronization of chaos in unidirectionally coupled vertical-cavity
surface-emitting semiconductor lasers," Opt. Lett. 29, 1215-1217 (2004).

H. Lin, Z. J. Lapin, B. Malla, A. Valle, "Polarization dynamics in a multi-transverse-mode vertical-cavity surface-emitting
laser subject to optical feedback," Phys. Rev. A 77, 033813 (2008).

T. Sano, "Antimode dynamics and chaotic itinerancy in the coherence collapse of
semiconductor lasers with optical feedback," Phys. Rev. A 50
, 2719-2726 (1994).

M. Sondermann, H. Bohnet, T. Ackemann, "Low-frequency fluctuations and
polarization dynamics in vertical-cavity surface-emitting lasers with isotropic feedback," Phys. Rev. A 67, 021802(R)
(2003).

M. Sciamanna, I. Gatare, A. Locquet, K. Panajotov, "Polarization synchronization in unidirectionally coupled vertical-cavity
surface-emitting lasers with orthogonal optical injection," Phys. Rev. E 75, 056213 (2007).

M. Ozaki, H. Someya, T. Mihara, A. Uchida, S. Yoshimori, K. Panajotov, M. Sciamanna, "Leader-laggard relationship of chaos synchronization in mutually coupled
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