1. Further studies of the air curtain;Hetsroni;Quarterly Bulletin of Michigan Agriculture Experimental Statistics,1964
2. Design data for air curtains;Hayes;ASHRAE Transactions,1969
3. H.D. Goodfellow, Advanced Design of Ventilation Systems for Contaminant Control, Elsevier, Amsterdam, 1985, 745 pp.
4. H.B. Awbi, Ventilation of Buildings, Chapman & Hall, London, 1991, 313 pp.
5. P.O. Danielsson, Luftridåer och Luftportar, VVS, No. 7, 1972, pp. 21–26.