Buteliauskas, Stanislovas; Juozapavičius, Aušrius (June 15, 2014). "Interchange of a New Generation Pinavia"(PDF). Military Academy of Lithuania. Archived from the original(PDF) on October 4, 2016. Retrieved 4 October 2016.
Buteliauskas, Stanislovas; Juozapavičius, Aušrius (June 15, 2014). "Interchange of a New Generation Pinavia"(PDF). Military Academy of Lithuania. Archived from the original(PDF) on October 4, 2016. Retrieved 4 October 2016.