Ariel Cary Zhengguo Sun Vagelis Hristidis Naphtali Rishe Experiences on Processing Spatial Data with MapReduce. 302-319 2009 SSDBM http://dx.doi.org/10.1007/978-3-642-02279-1_24 conf/ssdbm/2009 db/conf/ssdbm/ssdbm2009.html#CarySHR09