ヴォルデマール・ポールセン金メダル
Lee, John A. N., ed (1995). International Biographical Dictionary of Computer Pioneers. Routledge. ISBN 978-1884964473. https://books.google.com/books?id=ocx4Jc12mkgC&q=Valdemar+Poulsen+Medal+Royal+Danish+Academy+of+Sciences+and+Letters&pg=PA309