%A OHTAKI, TETSUHIRO %T Consideration about Development of Cancellation System in Germany : Mainly the Notification (4) %J Yokohama journal of social sciences %0 Journal Article %@ 13460242 %I Yokohama National University %D 2008 %8 2008-01-00 %V 12 %N 4 %P 557-574 %U http://ci.nii.ac.jp/naid/110007122406/en/ %R