- The Emir of Bokhara and His Country: Journeys and Studies in Bokhara
- The Second Danish Pamir-expedition: Old And New Architecture In Khiva, Bokhara, And Turkestan
- Geografisk Tidsskrift, Volume 13
- Through the Unknown Pamirs: The Second Danish Pamir Expedition, 1898 - 99
- A Vocabulary of the Dialect of Bokhara