Enkin, N. Research Group of Electron Paramagnetic Resonance, MPI for Biophysical Chemistry, Max Planck Society;
https://ediss.uni-goettingen.de/bitstream/handle/11858/00-1735-0000-0028-882E-8/Fullerene-Nitroxide%20Derivatives%20as%20Potential%20Polarizers%20for%20Dynamic%20Nuclear%20Polarization%20%28DNP%29%20in%20Liquid%20State%20_%20%28Nikolay%20Enkin%29.pdf?sequence=1 (Publisher version)
Enkin, N. (2015). Fullerene-nitroxide derivatives as potential polarizers for Dynamic Nuclear Polarization (DNP) in liquid state. PhD Thesis, Georg-August-Universität, Göttingen.