Yoon, SooCheol
Um, Jumyung
Suh, Suk-Hwan https://orcid.org/0000-0002-3176-1692
Stroud, Ian
Yoon, Joo-Sung
Funding for this research was provided by:
Ministry of Trade, Industry and Energy (10054508)
Ministry of Science ICT and Future Planning (NI15000)
Article History
Received: 1 May 2016
Accepted: 25 July 2016
First Online: 5 August 2016