http://www.defensa.com/index.php?option=com_content&view=article&id=12073:paraguay-da-nuevos-pasos-para-la-adquisicion-de-aviones-super-tucano&catid=55:latinoamerica&Itemid=163
http://www.defenseindustrydaily.com/japan-atdx-shinshin-demo-023548/