Chief of the Air Force Staff, Colonel Axel Ljungdahl.
Unknown author<span style="display: none;">Unknown author</span>
1942
<cite class="book" style="font-style:normal">Kjellberg,  H.E. , ed. (in swedish) (1943) <i> <a rel="nofollow" class="external text" href="http://runeberg.org/svda/1942/0205.html">Svenska Dagbladets årsbok TJUGONDE ÅGÅNGEN (Händelserna 1942)</a></i>, <a href="https://en.wikipedia.org/wiki/en:Stockholm" class="extiw" title="w:en:Stockholm"><span title="capital and largest city of Sweden">Stockholm</span></a>:  Svenska Dagbladet, p. 205  <small></small></cite>