Encyclopedia Britannica Online (2002-2014) http://www.britannica.com/EBchecked/topic/556535/Southeast-Asian-arts/29585/Central-Javanese-period-7th-to-13th-century; accessed 14 September 2012
Encyclopedia Britannica Online (2002-2014) http://www.britannica.com/EBchecked/topic/556535/Southeast-Asian-arts/29585/Central-Javanese-period-7th-to-13th-century; accessed 14 September 2012
Encyclopedia Britannica Online (2002-2014) http://www.britannica.com/EBchecked/topic/556535/Southeast-Asian-arts/29585/Central-Javanese-period-7th-to-13th-century; accessed 14 September 2012