1. Adamson AW (1967) Physical chemistry of surfaces, 2nd ed., Interscience Publishers, New York.
2. Bellinger EG (1974) A note on the use of algal sizes in estimates of population standing crops. Br. Phycol. J. 9: 157–161.
3. Booth KN (1988) The Occurrence and Elemental Composition of Phytoplankton and Bacteria in Rostherne Mere, Cheshire, PhD Thesis, University of Manchester, UK.
4. Cho D-Y, Lee S-T, Park S-W, Chung A-S (1994) Studies on the biosorption of heavy metals onto Chlorella vulgaris. J. Environ. Sci. Health A 29: 389–409.
5. Darnall DW, Greene B, Hosea M, Mcpherson RA, Henzl M, Alexander MD (1986) Recovery of heavy metals by immobilized algae. In Thompson R (ed), Trace Metal Removal From Aqueous Solution, The Royal Society of Chemistry Burlington House, London, pp. 1–24.