1. Leino, S.-P.: Reframing the value of virtual prototyping intermediary virtual prototyping – the evolving approach of virtual environments based virtual prototyping in the context of new product development and low volume production. Tampere University of Technology (2015). http://www.vtt.fi/inf/pdf/science/2015/S89.pdf
2. Leino, S.-P., Riitahuhta, A.: State of the art of virtual engineering based human-machine system lifecycle knowledge transfer and management. In: Proceedings of TMCE 2012, 7–11 May 2012, Karlsruhe, Germany, pp. 573–586 (2012)
3. Ovtcharova, J.G.: Virtual engineering: principles, methods and applications. In: International Design Conference - DESIGN 2010, pp. 1267–1274 (2010)
4. IFIP Advances in Information and Communication Technology;P-A Arrighi,2016
5. Cecil, J., Kanchanapiboon, A.: Virtual engineering approaches in product and process design. Int. J. Adv. Manuf. Technol. 31, 9–10 (2007)