1. P.V. Nielsen, Displacement ventilation in a room with low-level diffusers, DKV-Tagungsbericht, ISBN 3-922-429-63-7, Deutscher Kälte- und Klimatechnischer Verein e.V., Stuttgart, 1988.
2. P.V. Nielsen, L. Hoff, L.G. Pedersen, Displacement ventilation by different types of diffusers, Proc. of the 9th AIVC Conference, ISBN 0 946075 40 9, AIVC, Warwick, 1988.
3. P.V. Nielsen, Air velocity at the floor in a room with wall-mounted air terminal device and displacement ventilation (in Danish), Internal report, Nordic Ventilation Group, ISSN 0902-7513 R9004, Aalborg University, Aalborg, 1990.
4. H.M. Mathisen, Analysis and Evaluation of Displacement Ventilation, PhD-Thesis, Technical University of Norway, 1989.
5. T.V. Jacobsen, P.V. Nielsen, Velocity and temperature distribution in flow from an inlet device in rooms with displacement ventilation, Proc. of Roomvent '92, Third International Conference on Air Distribution in Rooms, DANVAK, Copenhagen, 1992.