[1] Seoul Natl Univ Sci & Technol, Grad Sch Convergence Sci, Dept Energy Policy, 232 Gongreung Ro, Seoul 01811, South Korea
[2] Korea Inst Ocean Sci & Technol, Ocean Policy Res Ctr, 385 Haeyang Ro, Busan 49111, South Korea
[3] Seoul Natl Univ Sci & Technol, Coll Creat & Convergence Studies, Dept Future Energy Convergence, 232 Gongreung Ro, Seoul 01811, South Korea