<https://www.infoastronomy.org/2017/03/udfy-38135539-galaksi-terjauh-sejagad.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.infoastronomy.org/2017/03/udfy-38135539-galaksi-terjauh-sejagad.html>