References :
http://www.monumentsofdelhi.com/monuments/zafar-mahal
https://en.wikipedia.org/wiki/Zafar_Mahal_(Mehrauli)
https://vikramjits.wordpress.com/2009/10/26/zafar-mahal-mehrauli/
https://www.wmf.org/sites/default/files/article/pdfs/Mehrauli Village.pdf
