Preprints:

Hodge-Newton filtration for $p$-divisible groups with ramified endomorphism structure. pdf

Theses:

Hodge-Newton filtration for $p$-divisible groups with quadratic ramified endomorphism structure; PhD thesis (2020), Universität Duisburg-Essen. pdf

A Purity Theorem for Torsors; ALGANT Master thesis (2016), Universiteit Leiden, Universität Duisburg-Essen. pdf