Graphs-at-a-time: query language and access methods for graph databases.

Huahai He Ambuj K. Singh Graphs-at-a-time: query language and access methods for graph databases. 405-418 2008 SIGMOD Conference http://doi.acm.org/10.1145/1376616.1376660 conf/sigmod/2008 db/conf/sigmod/sigmod2008.html#HeS08