Invasion of Denmark and the Danish Resistance During World War IINiels Jensen · First published 2014Open the Tome
Antifertility properties of two diphenylethenesNiels Einer-Jensen · First published 1968Open the Tome
Det kongelige Kjoebenhavnske Skydeselskab og Danske Broderskabs HistorieNiels Peter von Jensen · First published 1901Open the Tome