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Severity: Notice
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Filename: controllers/presentation.php
Line Number: 875
Severity: Notice
Message: Trying to get property of non-object
Filename: controllers/presentation.php
Line Number: 875
Author(s):
1. Tijana Geroski, University of Kragujevac, Faculty of Engineering, Serbia
2. Ognjen Pavić, Institute for Information Technologies Kragujevac, Serbia
3. Lazar Dašić, Institute for Information Technologies Kragujevac, Serbia
4. Marina Petrović, University Clinical Centre Kragujevac, Serbia
5. Dragan Milovanović, University Clinical Centre Kragujevac, Serbia
6. Nenad Filipović, Univerzitet u Kragujevcu, Serbia
Applied paper from author