diff --git a/src/tei2imxml.py b/src/tei2imxml.py
index 101ba90..76472f6 100755
--- a/src/tei2imxml.py
+++ b/src/tei2imxml.py
@@ -316,36 +316,6 @@ def format_reference_list(used_citekeys, html_file):
     return references
 # def format_reference_list ends here
 
-def format_citations_json(used_citekeys, bibdata, html_file):
-    """Return a dictionary of the used citations as formatted entries.
-
-    citation_dict[citekey] = (authoryear_citation, year_citation, title)
-    """
-
-    with open(html_file, "r") as ding:
-        cites = BeautifulSoup(ding, "html.parser")
-
-    citation_dict = {}
-
-    for entry in used_citekeys:
-        for entry_2 in bibdata:
-            if entry_2["id"] == entry:
-                current_citation = entry
-                logging.debug(f"""{html_file}: {entry}.""")
-                try:
-                    strTitle = entry_2["title"]
-                except KeyError:
-                    logging.warning("No title found for %s", entry)
-
-                title = strTitle
-                authoryear_citation = cites.select("#citeauthoryear ~ p > span[data-cites='%s']" % entry)[0].text
-                year_citation = cites.select("#citeyear ~ p > span[data-cites='%s']" % entry)[0].text
-                citation_dict[entry] = (authoryear_citation, year_citation, title)
-
-    return citation_dict
-# def format_citations_json ends here
-
-
 def format_citations(used_citekeys, bibdata, html_file):
     """Return a dictionary of the used citations as formatted entries.
 
@@ -1252,28 +1222,8 @@ def get_citations_per_chapter(xml_tree):
     return refs_per_chapter
 # def get_citations_per_chapter ends here
 
-def convert_bibliography_to_json(bib_data, TEMP_DIR):
-    """Create a JSON version of bibliography data, using pandoc-citeproc"""
-
-    interim_bib_json_file = Path(TEMP_DIR) / "tmp-bib.json"
-    citeproc_command = "pandoc-citeproc --bib2json  %s" % bib_data["source"]
-    citeproc_arguments = shlex.split(citeproc_command)
-    citeproc_process = subprocess.Popen(citeproc_arguments, stdout=subprocess.PIPE)
-    citeproc_json = citeproc_process.stdout.read()
-    citations_json = json.loads(citeproc_json)
-
-    with open(interim_bib_json_file, 'w') as json_file:
-        json_file.write(citeproc_json.decode('utf-8'))
-
-    logging.info(f"Wrote bibliography as interim json file: {interim_bib_json_file}.")
-
-    return citations_json
-# def convert_bibliography_to_json ends here
-
-
 def convert_bibliography_to_dict(
-        bib_data,
-        input_dir,
+        bib_file : Path
 ):
     """Create a dictionary from bibliography data."""
 
@@ -1283,34 +1233,13 @@ def convert_bibliography_to_dict(
 
     bibliography_dict = {}
 
-    with open(Path( input_dir / bib_data["source"])) as btf:
+    with open(bib_file) as btf:
         btb = bibtexparser.load(btf, parser=parser)
         bibliography_dict = btb.entries_dict
 
     return bibliography_dict
 # def convert_bibliography_to_dict ends here
 
-
-def make_bibliography_pandoc(used_citekeys, bib_data, citations_json, output_file_root, CSL_FILE):
-    """Create the HTML version of the bibliography using pandoc
-
-    Return the filename of HTML file.
-    """
-
-    citations_filename_html = Path(output_file_root).with_suffix(".html")
-    citations_filename_markdown = Path(output_file_root).with_suffix(".md")
-    write_citation_markdown(used_citekeys, citations_filename_markdown)
-    markdown_command = "pandoc -o  %s -t html --filter=pandoc-citeproc --bibliography=%s --csl=%s %s" % (citations_filename_html, bib_data["source"], CSL_FILE, citations_filename_markdown)
-    arguments = shlex.split(markdown_command)
-    logging.info("Using external command pandoc: %s." % markdown_command)
-    subprocess.call(arguments)
-    logging.info("Finished processing the bibtex file.")
-    logging.info(f"Wrote {citations_filename_html}.")
-
-    return citations_filename_html
-# def make_bibliography_pandoc ends here
-
-
 def make_bibliography_tex4ht(
         used_citekeys,
         bib_data,
@@ -1564,17 +1493,14 @@ def main():
 
     bib_data = check_bibliography(xml_tree)
 
-    # citations_json = convert_bibliography_to_json(bib_data, TEMP_DIR)
     citations_dict = convert_bibliography_to_dict(
-            bib_data,
-            INPUT_DIR
+            INPUT_DIR / bib_data["source"]
     )
 
     logging.debug("Creating bibliographies.")
     if bib_data["type"] == "monograph":
         used_citekeys = get_all_citations(xml_tree)
         citations_filename_root = Path(TEMP_DIR, "formatted_citations_monograph")
-        # citations_filename_html = make_bibliography_pandoc(used_citekeys, bib_data, citations_json, citations_filename_root, CSL_FILE)
 
         if args.no_bib4ht:
             citations_filename_html = citations_filename_root.with_suffix(".html")
@@ -1607,7 +1533,6 @@ def main():
                 continue
             else:
                 citations_filename_root = Path(TEMP_DIR, f"formatted_citations_{chapter_id}")
-                # citations_filename_html_per_chapter = make_bibliography_pandoc(used_citekeys_per_chapter, bib_data, citations_json, citations_filename_root, CSL_FILE)
                 if args.no_bib4ht:
                     citations_filename_html_per_chapter = citations_filename_root.with_suffix(".html")
                     logging.info("Skipping creation of HTML bibliography files. Using the existing ones.")