diff --git a/dhp-common/src/main/java/eu/dnetlib/pace/common/PaceCommonUtils.java b/dhp-common/src/main/java/eu/dnetlib/pace/common/PaceCommonUtils.java
index a279271b5..61fbc2470 100644
--- a/dhp-common/src/main/java/eu/dnetlib/pace/common/PaceCommonUtils.java
+++ b/dhp-common/src/main/java/eu/dnetlib/pace/common/PaceCommonUtils.java
@@ -1,19 +1,20 @@
 
 package eu.dnetlib.pace.common;
 
-import com.google.common.base.Splitter;
-import com.google.common.collect.Iterables;
-import com.google.common.collect.Sets;
-import com.ibm.icu.text.Transliterator;
-import org.apache.commons.io.IOUtils;
-import org.apache.commons.lang3.StringUtils;
-
 import java.nio.charset.StandardCharsets;
 import java.text.Normalizer;
 import java.util.Set;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
+import org.apache.commons.io.IOUtils;
+import org.apache.commons.lang3.StringUtils;
+
+import com.google.common.base.Splitter;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Sets;
+import com.ibm.icu.text.Transliterator;
+
 /**
  * Set of common functions for the framework
  *
diff --git a/dhp-common/src/main/java/eu/dnetlib/pace/model/Person.java b/dhp-common/src/main/java/eu/dnetlib/pace/model/Person.java
index c95c9d823..6a1957183 100644
--- a/dhp-common/src/main/java/eu/dnetlib/pace/model/Person.java
+++ b/dhp-common/src/main/java/eu/dnetlib/pace/model/Person.java
@@ -1,20 +1,21 @@
 
 package eu.dnetlib.pace.model;
 
+import java.nio.charset.Charset;
+import java.text.Normalizer;
+import java.util.List;
+import java.util.Set;
+
 import com.google.common.base.Joiner;
 import com.google.common.base.Splitter;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Lists;
 import com.google.common.hash.Hashing;
+
 import eu.dnetlib.pace.common.PaceCommonUtils;
 import eu.dnetlib.pace.util.Capitalise;
 import eu.dnetlib.pace.util.DotAbbreviations;
 
-import java.nio.charset.Charset;
-import java.text.Normalizer;
-import java.util.List;
-import java.util.Set;
-
 public class Person {
 
 	private static final String UTF8 = "UTF-8";
diff --git a/dhp-common/src/main/java/eu/dnetlib/pace/util/Capitalise.java b/dhp-common/src/main/java/eu/dnetlib/pace/util/Capitalise.java
index 015386423..671320c71 100644
--- a/dhp-common/src/main/java/eu/dnetlib/pace/util/Capitalise.java
+++ b/dhp-common/src/main/java/eu/dnetlib/pace/util/Capitalise.java
@@ -1,9 +1,10 @@
 
 package eu.dnetlib.pace.util;
 
-import com.google.common.base.Function;
 import org.apache.commons.lang3.text.WordUtils;
 
+import com.google.common.base.Function;
+
 public class Capitalise implements Function<String, String> {
 
 	private final char[] DELIM = {