Köhler, K., Shchukin, D. G., Möhwald, H., & Sukhorukov, G. B. (2005). Thermal behavior of polyelectrolyte multilayer microcapsules. 1. The effect of odd and even layer number. The Journal of Physical Chemistry B, 109(39), 18250-18259. doi:10.1002/chem.200500284.