http://www.rusaviainsider.com/revealed-first-image-slon-proposed-new-russian-super-heavy-freighter/
original press release (Russian written)
http://www.tsagi.ru/pressroom/news/4582/
related
http://www.rusaviainsider.com/russia-direct-1-billion-pd-35-engine-development/
No hay comentarios:
Publicar un comentario