Aero A-38 s motorem Walter Jupiter IV
neznámý (unknown)
1933-12-15
Letectví, Vol. 13. (1933), No. 12 (December), p. 350 - <a rel="nofollow" class="external free" href="https://kramerius.army.cz/search/i.jsp?pid=uuid:40175dd0-5213-11e9-aeb0-005056b73ae5">https://kramerius.army.cz/search/i.jsp?pid=uuid:40175dd0-5213-11e9-aeb0-005056b73ae5</a>