作者单位:
Korea Univ, Dept Stat, Seoul 136701, South Korea
[1]
Seoul Natl Univ, Stat Res Ctr Complex Syst, Seoul 156747, South Korea
[2]
Ohio State Univ, Dept Stat, Columbus, OH 43210 USA
[3]
Seoul Natl Univ, Dept Stat, Seoul 156747, South Korea
[4]
发布时间
2013-11-20