Göttfert, F. Department of NanoBiophotonics, MPI for Biophysical Chemistry, Max Planck Society;
http://ediss.uni-goettingen.de/bitstream/handle/11858/00-1735-0000-002B-7CAC-1/Goettfert_PhD_Thesis.pdf?sequence=1 (Publisher version)
Göttfert, F. (2015). STED microscopy with scanning fields below the diffraction limit. PhD Thesis, Georg-August-Universität, Göttingen.