diff --git a/fix_tei.py b/fix_tei.py
index f1bedaf..3da69c1 100644
--- a/fix_tei.py
+++ b/fix_tei.py
@@ -59,19 +59,6 @@
 BOILERPLATES = configparser.ConfigParser()
 BOILERPLATES.read(TEI_BOILERPLATE)
 
-def get_place_in_xml_tree(element, tree):
-    """Find out the position of an element in a tree.
-
-    Return the index. Example: how to insert an element after a specific
-    element
-    """
-
-    xml_children = tree.getchildren()
-    position = xml_children.index(element)
-
-    return position
-# def get_place_in_xml_tree ends here
-
 def parse_bibtex(bibfile):
     """Parse the bibtex file, return a dict"""
 
@@ -383,6 +370,23 @@ def fix_tei_header(xml_tree, bibfile_string, bibtype):
     else:
         pass
 
+    author_element = title_statement.find("t:author", namespaces=NS_MAP)
+    author_element.tag = "editor"
+    author_element.set("n", "1")
+    author_element.set("ref", "#nn")
+    author_element.set("role", "volumeeditor")
+    author_element.set("key", "eoa_00")
+    author_element.text = "N.N."
+
+    example_resp = etree.Element("respStmt")
+    example_resp.attrib["{http://www.w3.org/XML/1998/namespace}id"] = "nn"
+    respresp = etree.SubElement(example_resp, "resp")
+    respresp.text = "chapter author"
+    respname = etree.SubElement(example_resp, "persName")
+    surname = etree.SubElement(respname, "surname").text = "N"
+    forename = etree.SubElement(respname, "forename").text = "N"
+    libeoaconvert.insert_after(example_resp, author_element)
+
     edition = xml_tree.xpath("//t:editionStmt/t:edition", namespaces=NS_MAP)[0]
     edition_date = edition.find("t:date", namespaces=NS_MAP)
     edition_date.clear()
@@ -395,6 +399,11 @@ def fix_tei_header(xml_tree, bibfile_string, bibtype):
         unknown_paragraph.clear()
         unknown_paragraph.tag = "tagtobestripped"
 
+    extent_element = etree.Element("extent")
+    pages = etree.SubElement(extent_element, "measure", commodity="pages", quantity="0")
+    price = etree.SubElement(extent_element, "measure", type="price", unit="EUR", quantity="0")
+    libeoaconvert.insert_after(extent_element, publication_statement, before=True)
+
     publisher_element = etree.SubElement(publication_statement, "publisher")
     overall_org = etree.SubElement(publisher_element, "orgName", n="EOA", ref=BOILERPLATES.get("Header","eoa_url"))
     overall_org.text = BOILERPLATES.get("Header","eoa_name")
@@ -408,14 +417,14 @@ def fix_tei_header(xml_tree, bibfile_string, bibtype):
 
     # series statement
     series_stmt = etree.Element("seriesStmt")
-    title_element = etree.SubElement(series_stmt, "title").text = "Series title"
+    title_element = etree.SubElement(series_stmt, "title").text = "Series_title"
     resp_stmt = etree.SubElement(series_stmt, "respStmt")
     resp_title = etree.SubElement(resp_stmt, "resp").text = "Series Editors"
     resp_names = etree.SubElement(resp_stmt, "name", type="serieseditors")
     resp_names.text = BOILERPLATES.get("Header","mprl_series_editors")
     series_number = etree.SubElement(series_stmt, "idno", type="number").text = "number"
     publication_stmt_parent = publication_statement.getparent()
-    series_stmt_insertion_point = get_place_in_xml_tree(publication_statement, publication_stmt_parent) + 1
+    series_stmt_insertion_point = libeoaconvert.get_place_in_xml_tree(publication_statement, publication_stmt_parent) + 1
     publication_stmt_parent.insert(series_stmt_insertion_point, series_stmt)
 
     source_desc = xml_tree.xpath("//t:sourceDesc", namespaces=NS_MAP)[0]
@@ -436,7 +445,7 @@ def fix_tei_header(xml_tree, bibfile_string, bibtype):
     list_keywords = etree.SubElement(keywords, "list")
     keyword_item = etree.SubElement(list_keywords, "item").text = BOILERPLATES.get("Header","eoa_name")
     langusage = etree.SubElement(profile_desc, "langUsage")
-    language = etree.SubElement(langusage, "language", ident="principal language")
+    language = etree.SubElement(langusage, "language", ident="principal_language")
     xml_tree.insert(1, profile_desc)
 
     encoding_desc = xml_tree.xpath("//t:encodingDesc", namespaces=NS_MAP)[0]