都内大規模避難所における避難者・被災者支援に向けた専門職ボランティア活動 : 期間限定的支援のダイナミックスと課題  [in Japanese] Social Workers' Volunteer Activities to Support Fukushima Evacuees and Other Quake Victims Within a Large-Scale Shelter in Metropolitan Tokyo : The Dynamics of and the Challenges for Limited : Term Volunteering  [in Japanese]