Journal of Northeastern University(Natural Science)
Utilizing Multilevel Community Center Labels for Distance Querying in Large Graphs
ZHANG Yi-fei， WANG Guo-ren， ZHANG En-de， ZHAO Chang-kuan
Journal of Northeastern University Natural Science . 2015, (5): 609 -613 .  DOI: 10.12068/j.issn.1005-3026.2015.05.001