http://www.bis.se/Nielsen.htm http://www.wilhelm-hansen.dk/en/_composer.asp?id=29 Collected works. Information and subscription details. http://www.mala.bc.ca/~MCNEIL/cit/citlcnielsen.htm From McNeil http://www.cc.emory.edu/MUSIC/ARNOLD/nielsen.html From Prof. Arnold; emory.edu http://www.dfm.dk/ Odense. http://www.carlnielsen.dk/ http://www.mic.dk/nielsen/ From the Danish Music Information Centre http://www.dacapo-records.dk/komponister/nielsencarl.html From Dacapo Records http://home.earthlink.net/~mercmoon/cdneilsonsym.html Symphonies #4 'The Inextinguishable', and #5. http://www.denmark.org/mermaid_May97/nielsen.html From the Mermaid Lounge - May 1997 http://www.classical.net/music/comp.lst/nielsen.html From classical.net. http://members.aol.com/dmlovelock/nielsen_fog.htm By Andrew Jackson http://www.summitrecords.com/records/recordings/dcd198/notes.html From Summit Records http://www.sat.net/~sbell/composer/nielsen.htm By Steven K. Bell http://shift.merriweb.com.au/harmonium/compositions/nielsen.html Brief profile, photograph, list of works for the instrument.