Chen, L., Brock, J., Huang, J., & Kumar, S. (1991). Critical-Behavior at the Nematic To Smectic-A Transition in a Nonpolar Liquid-Crystal With Wide Nematic Range. Physical Review Letters. https://doi.org/10.1103/PhysRevLett.67.2037
Chen, Li, J. Brock, J. Huang, and Satyendra Kumar. 1991. “Critical-Behavior at the Nematic To Smectic-A Transition in a Nonpolar Liquid-Crystal With Wide Nematic Range”. Physical Review Letters. https://doi.org/10.1103/PhysRevLett.67.2037.
Chen, L., J. Brock, J. Huang, and S. Kumar. Critical-Behavior at the Nematic To Smectic-A Transition in a Nonpolar Liquid-Crystal With Wide Nematic Range. Physical Review Letters, 7 Oct. 1991, doi:10.1103/PhysRevLett.67.2037.