diff --git a/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/dataresource/ResourceBundle.java b/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/dataresource/ResourceBundle.java
deleted file mode 100644
index 2e6fadc..0000000
--- a/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/dataresource/ResourceBundle.java
+++ /dev/null
@@ -1,24 +0,0 @@
-package org.gcube.portlets.user.td.sdmximportwidget.client.dataresource;
-
-
-import com.google.gwt.core.client.GWT;
-import com.google.gwt.resources.client.ClientBundle;
-import com.google.gwt.resources.client.ImageResource;
-
-public interface ResourceBundle extends ClientBundle {
-	
-	public static final ResourceBundle IMPL=GWT.create(ResourceBundle.class);
-	
-	@Source("resources/SDMXImportWizardTD.css")
-	SDMXImportCSS sdmxImportCss();
-	
-	@Source("resources/arrow-refresh.png")
-	ImageResource refresh();
-	
-	@Source("resources/arrow-refresh_16.png")
-	ImageResource refresh_16();
-	
-	@Source("resources/arrow-refresh_32.png")
-	ImageResource refresh32();
-}
- 
\ No newline at end of file
diff --git a/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/dataresource/SDMXImportCSS.java b/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/dataresource/SDMXImportCSS.java
deleted file mode 100644
index 95acbf5..0000000
--- a/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/dataresource/SDMXImportCSS.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/**
- * 
- */
-package org.gcube.portlets.user.td.sdmximportwidget.client.dataresource;
-
-import com.google.gwt.resources.client.CssResource;
-
-/**
- * 
- * @author "Giancarlo Panichi" 
- * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
- *
- */
-public interface SDMXImportCSS extends CssResource {
-	
-    @ClassName("wizard-title")
-    public String getWizardTitle(); 
-
-	@ClassName("wizard-footer")
-	public String getWizardFooter(); 
-		
-	@ClassName("source-selection-hover")
-	public String getSourceSelectionHover(); 
-	
-//	@ClassName("column-excluded")
-//	public String getColumnExcluded(); 
-
-	@ClassName("importSelection-sources")
-	public String getImportSelectionSources(); 
-
-	@ClassName("importSelection-source")
-	public String getImportSelectionSource();
-
-	@ClassName("sdmxRegistryUrlStyle")
-	public String getSDMXRegistryUrlStyle();
-	
-	@ClassName("sdmxRegistryUrlInputStyle")
-	public String getSDMXRegistryUrlInputStyle();
-	
-	
-}