A PHP Error was encountered

Severity: Notice

Message: Undefined variable: citationDetails

Filename: views/journal_header.php

Line Number: 49

Backtrace:

File: /home/sa2017/public_html/application/views/journal_header.php
Line: 49
Function: _error_handler

File: /home/sa2017/public_html/application/views/abstract.php
Line: 1
Function: view

File: /home/sa2017/public_html/application/controllers/Article.php
Line: 61
Function: view

File: /home/sa2017/public_html/index.php
Line: 315
Function: require_once