Yaroshchuk, O., Zakrevskyy, Y., Kumar, S., Kelly, J., Chien, L.-C., & Lindau, J. (2004). Three-Dimensional Orientational Order in the Bulk and on the Surface of Polymer Films and Its Effect on Liquid-Crystal Alignment. Physical Review. https://doi.org/10.1103/PhysRevE.69.011702
Yaroshchuk, O., Yu Zakrevskyy, Satyendra Kumar, J. Kelly, Liang-Chy Chien, and J. Lindau. 2004. “Three-Dimensional Orientational Order in the Bulk and on the Surface of Polymer Films and Its Effect on Liquid-Crystal Alignment”. Physical Review. https://doi.org/10.1103/PhysRevE.69.011702.
Yaroshchuk, O., Y. Zakrevskyy, S. Kumar, J. Kelly, L.-C. Chien, and J. Lindau. Three-Dimensional Orientational Order in the Bulk and on the Surface of Polymer Films and Its Effect on Liquid-Crystal Alignment. Physical Review, 27 Jan. 2004, doi:10.1103/PhysRevE.69.011702.