Refugee Arrival Data (页面存档备份,存于互联网档案馆). US Department of Health and Human Services, Office of Refugee Resettlement. 17 July 2012. Web. 25 December 2013.
Department Of State. The Office of Electronic Information, Bureau of Public Affairs. Bhutan. 2001-2009.state.gov. 2007-09-14 [2022-05-09]. (原始内容存档于2020-10-24) (英语).
Refugee Arrival Data (页面存档备份,存于互联网档案馆). US Department of Health and Human Services, Office of Refugee Resettlement. 17 July 2012. Web. 25 December 2013.
Department Of State. The Office of Electronic Information, Bureau of Public Affairs. Bhutan. 2001-2009.state.gov. 2007-09-14 [2022-05-09]. (原始内容存档于2020-10-24) (英语).