Ritter, R., Wilhelm, R. A., Ginzel, R., Schadauer, P., Heller, R., Rupp, W., Crespo López-Urrutia, J. R., Facsko, S., & Aumayr, F. (2013). Effect of chemical etching on poly(methyl methacrylate) irradiated with slow highly charged ions. Physica Scripta T, 156:, 1-3. doi:10.1088/0031-8949/2013/T156/014065.