- Handbuch Der Theorie Der Gammafunktion by Niels Nielsen, 1965
- Kundskabens træ by Niels Erik Nielsen, 1973
- Mediaeval Scandinavia 1972
- Bodyscapes: Body and Discourse (Odense University Literary and Cultural Studies , No 3)
- Gæsten fra stjernerne by Niels Erik Nielsen, 1977
- Redningsekspeditionen by Niels Erik Nielsen, 1994
- Neutralization and archiphoneme: Two phonological concepts and their history (Publications of the Department of English, University of Copenhagen) by Niels Davidsen-Nielsen, 1978
- Askens konge by Niels Erik Nielsen, 1982
- A theoretical and empirical analysis of a job search model for a professional labor market (Memo / Cykelafdelingen) by Niels C Westergard-Nielsen, 1980
- Mediaeval Scandinavia 1975
- Mediaeval Scandinavia 1973
- Five years later;: A comparison between census studies of patients in psychiatric institutions in Denmark in 1957 and 1962, with an appendix of tables ... Aarhus, aarsskrift XXXV, 1. Medical series) by Niels Juel-Nielsen, 1963
- Job search in a professional labor market (Discussion papers - Institute for Research on Poverty) by Niels C WestergaÃÂrd-Nielsen, 1980
- Ends and means in religious education, (Rice Institute pamphlet) by Niels Christian Nielsen, 1956
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