Köhler, Ben Gerrit MPI for Comparative and International Private Law, Max Planck Society;
https://tlblog.org/the-cisg-and-choice-of-law-clauses/ (Any fulltext)
Köhler, B. G. (2023). The CISG and Choice-of-Law Clauses, Transnational Litigation Blog. Transnational Litigation Blog.