http://www.virtualani.org/khtzkonk/index.htm
http://armstudies.asj-oa.am/70/1/83.pdf
http://www.nayiri.com/imagedDictionaryBrowser.jsp?dictionaryId=61&dt=HY_HY&query=%D5%AD%D5%AE%D5%AF%D5%B8%D5%B6%D6%84
https://hy.wikisource.org/wiki/%D4%B7%D5%BB:Armenian_architecture,_Toros_Toramanian.djvu/147
https://hy.wikisource.org/wiki/%D4%B7%D5%BB:%D5%80%D5%A1%D5%B5%D5%AF%D5%A1%D5%AF%D5%A1%D5%B6_%D5%8D%D5%B8%D5%BE%D5%A5%D5%BF%D5%A1%D5%AF%D5%A1%D5%B6_%D5%80%D5%A1%D5%B6%D6%80%D5%A1%D5%A3%D5%AB%D5%BF%D5%A1%D6%80%D5%A1%D5%B6_(Soviet_Armenian_Encyclopedia)_13.djvu/526
http://www.raa-am.com/raa/pdf_files/167.pdf
PHOTOS http://treasury.am/hy/%D5%AD%D5%AE%D5%AF%D5%B8%D5%B6%D6%84%D5%AB-%D5%BE%D5%A1%D5%B6%D6%84%D5%A8?query=%D5%AD%D5%AE%D5%AF%D5%B8%D5%B6%D6%84
http://treasury.am/hy/%D5%BD%D6%87%D5%A1%D5%B6%D5%AF%D5%A1%D6%80-5153?query=%D5%AD%D5%AE%D5%AF%D5%B8%D5%B6%D6%84
