Analysis of information sources in references of the Wikipedia article "언옵테늄" in Korean language version.
Metals analyst Christopher Ecclestone suggests the hunt for Unobtainium storyline reminds him 'of some of the talk surrounding Rare Earths (REE) these days'
Metals analyst Christopher Ecclestone suggests the hunt for Unobtainium storyline reminds him 'of some of the talk surrounding Rare Earths (REE) these days'