Use of biofilters in the management of aerial environments NC Ewelik DOI: 10.4314/ijonas.v4i1.36244 Abstract No Abstract.International Journal of Natural and Applied Sciences Vol. 4 (1) 2008: pp. 54-57 Requires Subscription PDF Published 2009-02-11 Issue Vol. 4 No. 1 (2008) Section Articles Copyright for articles published in this journal is retained by the journal.