Bradburn, N., Coker, R.D., Jewers, K. and Tomlins, K.I. (1990) Evaluation of the ability of different concentrations of aqueous acetone, aqueous methanol and aqueous acetone: Methanol (1∶1) to extract aflatoxin from naturally contaminated maize. Chromatographia, 29 (9-10). pp. 435-440. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02261390)

Bradburn, N., Jewers, K., Jones, B.D. and Tomlins, K.I. (1989) Rapid method for the clean-up of extracts of cottonseed prior to aflatoxin determination by bi-directional HPTLC. Chromatographia, 28 (11-12). pp. 541-544. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02260673)

Tomlins, K.I., Jewers, K. and Coker, R.D. (1989) Evaluation of non-polar bonded-phases for the clean-up of maize extracts prior to aflatoxin assay by HPTLC. Chromatographia, 27 (1-2). pp. 67-70. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290408)

Tomlins, K.I., Jewers, K., Coker, R.D. and Nagler, M.J. (1989) A bi-directional HPTLC development method for the detection of low levels of aflatoxin in maize extracts. Chromatographia, 27 (1-2). pp. 49-52. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02290404)

Coker, R.D., Jewers, K., Tomlins, K.I. and Blunden, G. (1988) Evaluation of instrumentation used for high performance thin-layer chromatography of aflatoxins. Chromatographia, 25 (10). pp. 875-880. ISSN 0009-5893 (Print), 1612-1112 (Online) (doi:10.1007/BF02311421)

Parr, W.H., Capper, B.S., Cox, D.R.S., Jewers, K., Marter, A.D., Nichols, W., Silvey, D.R. and Wood, J.F. (1988) The small-scale manufacture of compound animal feed (ODNRI Bulletin No. 9). [Working Paper]