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Marko Delimar; Aleksandar Szabo; Luka Lugarić (September 2007). "First Integrated Electric Power System in Croatia". Proceedings of the International Conference on Computer as a Tool: IEEE Eurocon 2007. Croatian Scientific Bibliography - Bibliographic record number: 305497: 2648.
Marko Delimar; Josip Moser; Aleksandar Szabo (2007-08-03). "First AC Power Systems in Croatia". 2007 IEEE Conference on the History of Electric Power Schedule/Program. IEEE. Archived from the original on 2008-05-06. Retrieved 2010-04-03.