Bolisetty, S., Hoffmann, M., Lekkala, S., Hellweg, T., Ballauff, M., & Harnau, L. (2009). Coupling of rotational motion with shape fluctuations of core-shell microgels having tunable softness. Macromolecules, 42, 1264-1269. doi:10.1021/ma8022603.