Ramsbury, Marlborough, Wiltshire: Crowood Press, 2001 ISBN 1-86126-403-8==External links==* Video clips on YouTube* 21 cm Mörser 10/16 on Landships* the Mörser 16 on Jägerplatoon* List and pictures of World War I surviving 21cm Morsers 16
21 cm Mörser (форум)* Video clips on YouTube* 21 cm Mörser 10/16 on Landships* the Mörser 16 on Jägerplatoon* List and pictures of World War I surviving 21cm Morsers 16* [http://deutschewaffe.narod.ru/rgk.htm]