Grochowski, Mateusz MPI for Comparative and International Private Law, Max Planck Society;
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4354260 (全文テキスト(全般))
https://beck-online.beck.de/Bcid/Y-300-Z-EUCML-B-2023-S-1-N-1 (全文テキスト(全般))