Zheng, Z.-P., Fan, W. H., Roy, S., Mazur, K., Nazet, A., Buchner, R., et al. (2015). Ionic Liquids: Not only Structurally but also Dynamically Heterogeneous. Angewandte Chemie International Edition, 54(2), 687-690. doi:10.1002/anie.201409136.