Stewart-Jones, A., Stirrup, T.J., Hodges, R.J., Farman, D.I. ORCID: https://orcid.org/0000-0003-3579-3672 and Hall, D.R. ORCID: https://orcid.org/0000-0002-7887-466X (2009) Analysis of free fatty acids in food substrates and in the dust and frass of stored-product pests: Potential for species discrimination? Journal of Stored Products Research, 45 (2). pp. 119-124. ISSN 0022-474X (doi:10.1016/j.jspr.2008.10.003)