1. Abramson, D.B. (2001). Beijing's preservation policy and the fate of the siheyuan. Traditional Dwellings and Settlements Review: Journal of the International Association for the Study of Traditional Environments, 13(1), pp. 7-22.
2. Amato, P.R. (2008). Recent changes in family structure: implications for children, adults, and society. National Healthy Marriage Resource Center. Retrieved May 30, 2011 from: http://www.healthymarriageinfo.org/docs/changefamstructure.pdf
3. Arenibafo, F. (2016). The Transformation of Aesthetics in Architecture from Traditional to Modern Architecture: A case study of the Yoruba (southwestern) region of Nigeria. Contemporary Urban Affairs (JCUA), 1(1), 35-44. Retrieved from http://ijcua.com/index.php/jcua/article/view/10
4. Beijing.anjuke.com (2014a). Juer Hutong (《菊儿胡同》). Retrieved September 15, 2014 from: http://beijing.anjuke.com/community/view/81403
5. Beijing.anjuke.com (2014b). Nanchizi Hutong (《南池子胡同》). Retrieved September 15, 2014 from: http://beijing.anjuke.com/community/view/77803