Analysis of information sources in references of the Wikipedia article "Κορεατικό κύμα" in Greek language version.
The Korean music industry grossed nearly $3.4 billion in the first half of 2012, according to Billboard estimates, a 27.8% increase from the same period last year.
The Korean music industry grossed nearly $3.4 billion in the first half of 2012, according to Billboard estimates, a 27.8% increase from the same period last year.