Design Specifications for an Unmanned VTOL. - Polyhronis Spanoudakis; Nikos Tsourveloudis; Kimon P. Valavanis (ICRA, 2004)

Design Considerations of a Prototype VTOL Robotic Vehicle through Market Survey Data Collection. - Polyhronis Spanoudakis; Nikos Tsourveloudis; Kimon P. Valavanis (J. Intell. Robotic Syst., 2006)

On the efficiency of a prototype continuous variable transmission system. - Polyhronis Spanoudakis; Nikos C. Tsourveloudis (MED, 2013)