dhp-workflows eu.dnetlib.dhp 1.0.5-SNAPSHOT 4.0.0 dhp-graph-provision-scholexplorer org.apache.spark spark-core_2.11 org.apache.spark spark-sql_2.11 eu.dnetlib.dhp dhp-common ${project.version} eu.dnetlib.dhp dhp-schemas ${project.version} org.elasticsearch elasticsearch-hadoop