作者单位:
Department of Computer Science, CITY College, 13 Tsimiski Street, Thessaloniki 54624, Greece
[1]
South-East European Research Centre, 17 Mitropoleos Street, Thessaloniki 54624, Greece
[2]
Department of Computer Science, University of Sheffield, Regent Court, 211 Portobello Street, Sheffield S1 4DP, UK
[3]
发布时间
2013-11-20