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Siehr, K.: Renvoi. In: The Max Planck Encyclopedia of European Private Law, Vol. II, pp. 1449 - 1453 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Swiss Code of Obligations (OR). In: The Max Planck Encyclopedia of European Private Law, Vol. II, pp. 1648 - 1649 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Swiss Civil Code (ZGB). In: The Max Planck Encyclopedia of European Private Law, Vol. II, pp. 1644 - 1648 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Protection of Adults. In: The Max Planck Encyclopedia of European Private Law, Vol. II, pp. 1387 - 1389 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Personal Law. In: The Max Planck Encyclopedia of European Private Law, Vol. II, pp. 1269 - 1272 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: International Commission on Civil Status (CIEC). In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 965 - 967 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Groupe Européen de Droit International Privé. In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 802 - 806 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Family Law (International). In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 681 - 686 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Evasion of Law. In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 650 - 654 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Cultural Property. In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 433 - 437 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Connecting Factors (PIL). In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 356 - 359 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.: Code Européen des Contrats. Avant Projet. In: The Max Planck Encyclopedia of European Private Law, Vol. I, pp. 207 - 210 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

Siehr, K.; Kuprecht, K.: International trade in moveable tangible cultural heritage of indigenous peoples: a European perspective. In: International Trade in Indigenous Cultural Heritage. Legal and Policy Issues, pp. 246 - 271 (Eds. Graber , C. B.; Kuprecht, K.; Lai , J. C.). Edward Elgar, Cheltenham/U.K. and Northampton/MA/USA (2012)

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Witt, D.: Association Agreements. In: Max Planck Encyclopedia of European Private Law, Vol. I, pp. 80 - 85 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)

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Yassari, N.: Islamic Countries, Influence of European Private Law. In: The Max Planck Encyclopedia of European Private Law, Vol. II, pp. 1000 - 1004 (Eds. Basedow, J.; Hopt, K. J.; Zimmermann, R.). Oxford University Press, Oxford (2012)