Kitzerow, H.-S., &; Crooker, P. P. (1991). Polymer-dispersed cholesteric liquid crystals - challenge for research and application. Ferroelectrics, 122(1), 183–196.https://doi.org/10.1080/00150199108226040 
LibreCat: /record/40079
DOI: 10.1080/00150199108226040

Kitzerow, H.-S., Crooker, P., &; Heppke, G. (1991). Line shapes of field-induced blue-phase-III selective reflections. Physical Review Letters, 67(16), 2151–2154.https://doi.org/10.1103/physrevlett.67.2151 
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DOI: 10.1103/physrevlett.67.2151

Kitzerow, H.-S., Jérôme, B., &; Pieranski, P. (1991). Strain-induced anchoring transitions. Physica A: Statistical Mechanics and Its Applications, 174(1), 163–194.https://doi.org/10.1016/0378-4371(91)90423-a 
LibreCat: /record/40334
DOI: 10.1016/0378-4371(91)90423-a

Kitzerow, H.-S. (1991). The Effect of Electric Fields on Blue Phases. Molecular Crystals and Liquid Crystals, 202(1), 51–83.https://doi.org/10.1080/00268949108035659 
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DOI: 10.1080/00268949108035659

Kitzerow, H.-S., Schmid, H., &; Heppke, G. (1991). Chirale Flüssigkristalle - Selektive Reflexion in Phasen ohne Spiegelsymmetrie. Labor 2000, Sonderausgabe der Zeitschrift LaborPraxis, Vogel Verlag, München, 6–11.
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Huber, K. (1991). Interactions in mixed interfaces of binary surfactant solutions. Journal of Colloid and Interface Science, 147(2), 321–332.https://doi.org/10.1016/0021-9797(91)90164-4 
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DOI: 10.1016/0021-9797(91)90164-4

Huber, K. (1991). Calcium-induced shrinking of polyacrylate chains in aqueous solution. The Journal of Physical Chemistry, 97(38), 9825–9830.https://doi.org/10.1021/j100140a046 
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DOI: 10.1021/j100140a046

Schroeter-Wittke, H. (1991). Letzter Sonntag nach Epiphanias; Predigttext: 2. Korinther 4,6-10. In H. Nitschke (Ed.), Gottesdienstpraxis. Serie A. II. Perikopenreihe Band 1 (Vols. 132–139). Gütersloher Verlagshaus.
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Herzig, B. (1991). Definite Clause Grammars (DCG´s) zur Sprachanalyse. Eine Einführung in GRAMCOM, eine Benutzeroberfläche zur Analyse formaler und natürlicher Sprachen mit Hilfe von DCG´s. In E. Feldbusch, R. Pogarell, &; C. Weiß (Eds.), Neue Fragen der Linguistik. Bd. 2: Innovation und Anwendung (pp. 467–472). Max Niemeyer Verlag.
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Peckhaus, V. (1990). Hilbertprogramm und Kritische Philosophie. Das Göttinger Modell interdisziplinärer Zusammenarbeit zwischen Mathematik und Philosophie (Vol. 7). Göttingen: Vandenhoeck &; Ruprecht.
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Peckhaus, V. (1990). ,Ich habe mich wohl gehütet, alle Patronen auf einmal zu verschießen‘. Ernst Zermelo in Göttingen. History and Philosophy of Logic, 11, 19–58.
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Peckhaus, V. (1990). Fotografie: Joachim Schulte (Erlangen, 21.2.1990), Katalog Suhrkamp Wissenschaft. Neuerscheinungen 2. Halbjahr 1990. Frankfurt a. M.: Suhrkamp.
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Krauter, S., &; Hanitsch, R. (1990). The Influence of the Capsulation on the Efficiency of PV-Modules. In Proceedings of the 1st World Renewable Energy Congress, Reading (UK), 23.–28. September 1990, Band 1, S. 141–144. Reading (UK).https://doi.org/10.1016/B978-0-08-037539-7.50062-4 
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Haeb-Umbach, R., Rugar, D., Howell, T., &; Coleman, G. P. (1990). Coding and Signal Processing for a Magneto-optic Resonant Bias Coil Overwrite Experiment. In International Conference on Communication, Atlanta.
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Gochin, M., Pines, A., Rosen, M. E., Rucker, S. P., &; Schmidt, C. (1990). Two-dimensional N.M.R. studies of flexible molecules in liquid crystals: orientational order and conformational probabilities ofn-hexane. Molecular Physics, 69(4), 671–695.https://doi.org/10.1080/00268979000100501 
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Schmidt, C., Rucker, S. R., Caplan, D., Quinton, M. F., &; Pines, A. (1990). NMR of Oriented Flexible Molecules. In M. Mehring, J. U. von Schütz, &; H. C. Wolf (Eds.), 25th Congress Ampere on Magnetic Resonance and Related Phenomena. Springer Berlin Heidelberg.https://doi.org/10.1007/978-3-642-76072-3 
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DOI: 10.1007/978-3-642-76072-3

Heppke, G., Kitzerow, H.-S., Lötzsch, D., &; Papenfuß, Ch. (1990). Blue phase mixtures exhibiting low fractions of a chiral compound experimental observation of some unusual properties. Liquid Crystals, 8(3), 407–418.https://doi.org/10.1080/02678299008047356 
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DOI: 10.1080/02678299008047356

Noé, R., RODLER, H., GAUKEL, G., NOLL, B., &; EBBERG, A. (1990). HIGH-PERFORMANCE, 2-CHANNEL OPTICAL FSK HETERODYNE SYSTEM WITH POLARIZATION DIVERSITY RECEIVER. ELECTRONICS LETTERS, 26(15), 1109–1110.https://doi.org/10.1049/el:19900717 
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DOI: 10.1049/el:19900717

Kitzerow, H.-S., Crooker, P. P., Kwok, S. L., Xu, J., &; Heppke, G. (1990). Dynamics of blue-phase selective reflections in an electric field. Physical Review A, 42(6), 3442–3448.https://doi.org/10.1103/physreva.42.3442 
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DOI: 10.1103/physreva.42.3442

Kitzerow, H.-S., Crooker, P. P., Kwok, S. L., &; Heppke, G. (1990). A blue phase with negative dielectric anisotropy in an electric field. Statics and dynamics. Journal de Physique, 51(12), 1303–1312.https://doi.org/10.1051/jphys:0199000510120130300 
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DOI: 10.1051/jphys:0199000510120130300