Websites
– World War II Armed Forces – Orders of Battle and Organizations This site, made by Dr. Leo Niehorster, gives detailed OOBs for WW II Armed Forces.
– Nowfel Leulliot’s France 1940 site is dedicated to the French Armed Forces in 1940 and has great OB tables.
– Royal Netherlands Navy Warships of WW II by Jan Visser
– The submarines of the Royal Netherlands Navy: http://www.DutchSubmarines.com
– Reconstructie gevechten rondom vliegveld Valkenburg in mei 1940
– Mei 1940
– Forten info (in Dutch): a starting point for everyone in the Netherlands and Belgium with an interest in military inheritance.
Forums
– Grebbeberg forum
Dutch Army Order of Battle - May 10th, 1940 