著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Beaumont, P. R. and Hess, Burkhard and Walker, Lara and Spancken Stefanie",The recovery of maintenance in the EU and worldwide,,Hart Pub.,2016,Studies in private international law,,9781509909285,,https://cir.nii.ac.jp/crid/1130282270202825856