„«Freilich ist Freundschaft wahre Heimat». Il carteggio di Stefan Zweig e Joseph Roth come patria spirituale: [«Friendship is indeed true homeland». The correspondence between Stefan Zweig and Joseph Roth as spiritual homeland]“ (2021) Studia theodisca, 28, S. 63–100. doi:10.54103/1593-2478/16673.