diff --git a/src/main/java/org/gcube/dataharvest/harvester/JupyterAccessesHarvester.java b/src/main/java/org/gcube/dataharvest/harvester/JupyterAccessesHarvester.java
index a2beed8..d2d0391 100644
--- a/src/main/java/org/gcube/dataharvest/harvester/JupyterAccessesHarvester.java
+++ b/src/main/java/org/gcube/dataharvest/harvester/JupyterAccessesHarvester.java
@@ -63,6 +63,11 @@ import com.google.api.services.analyticsreporting.v4.model.Report;
 import com.google.api.services.analyticsreporting.v4.model.ReportRequest;
 import com.google.api.services.analyticsreporting.v4.model.ReportRow;
 
+/**
+ * 
+ * @author Giancarlo Panichi (ISTI CNR)
+ *
+ */
 public class JupyterAccessesHarvester extends BasicHarvester {
 
 	private static Logger logger = LoggerFactory.getLogger(JupyterAccessesHarvester.class);
diff --git a/src/test/java/org/gcube/dataharvest/jupyter/AccountingDataHarvesterJupyterTest.java b/src/test/java/org/gcube/dataharvest/jupyter/AccountingDataHarvesterJupyterTest.java
index ae47719..4f2055b 100644
--- a/src/test/java/org/gcube/dataharvest/jupyter/AccountingDataHarvesterJupyterTest.java
+++ b/src/test/java/org/gcube/dataharvest/jupyter/AccountingDataHarvesterJupyterTest.java
@@ -15,6 +15,11 @@ import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+/**
+ * 
+ * @author Giancarlo Panichi (ISTI CNR)
+ *
+ */
 public class AccountingDataHarvesterJupyterTest extends ContextTest {
 
 	private static Logger logger = LoggerFactory.getLogger(AccountingDataHarvesterJupyterTest.class);