Masterjx9

whenever I used `references = pdf.get_references_as_dict(sort=True)` it would fail saying: ``` File "C:\Users\user\Scripts\PDFx\test.py", line 9, in references = pdf.get_references_as_dict(sort=True) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "c:\users\user\scripts\pdfx\pdfx\pdfx\__init__.py", line 168, in get_references_as_dict return self.reader.get_references_as_dict(reftype=reftype, sort=sort) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^...