1. Sewage and industrial effluent treatment;Arundel,1995
2. Bal, Y., Bal, K.E., Lallam, A., 2003. Removal of Bi(III) and Zn(II) by nonliving Streptomyces rimosus biomass from nitric solution. In: European Journal of Mineral Processing and Environmental Protection, vol. 3 (1), pp. 42–48.
3. Influence du degré de désacetylation du chitosane sur la masse moléculaire par viscosimétrie;Bal,2004
4. Bal, Y., Bal, K.E., Laarbi-Bouamrane, O., Lallam, A., 2005. Biosorption of copper ions by dead Pleurotus mutilus. Bio- & Hydrometallurgy 05, Cape Town, South Africa, March.
5. Infrared and X-ray diffraction data on chitins of variable structure;Gow;Carbohydrate Research,1987