https://katalog.hgb-leipzig.de/Record/0007761159 Hugo Abdiel Vieyra Villegas:
Resistivity and thermal conductivity measurements on heavy-fermion superconductors in rotating magnetic fields. — Dresden : Saechsische Landesbibliothek- Staats- und Universitaetsbibliothek Dresden, 2013.
doctoralThesis.