^Olson, Robert Wallace (1973). A Comparative Study of Selected Norwegian Romances by Halfdan Kjerulf, Edvard Grieg, and Eyvind Alnaes (Thesis). hdl:2142/64446. OCLC 14400426.
^Gutsche-Miller, Sarah (2003). The reception of Carl Nielsen as a Danish National Composer (Thesis).
This article was initially translated from the Danish Wikipedia.
