The opera orchestra in 18th- and 19th- century EuropeNiels Martin Jensen, Franco Piperno · First published 2008Open the Tome
Deutsch-dänische Begegnungen um 1800Nils Schiørring, Niels Martin Jensen, Jesper Engelstoft, Claus Becker, Altonaer Museum in Hamburg · First published 1974Open the Tome
Den danske romance 1800-1850 og dens musikalske forudsætningerNiels Martin Jensen · First published 1964RomanceOpen the Tome
