1. H. Oka H, J. Patterson, in: H. Oka, H. Nakazawa, K.-I. Harada, J.D. MacNeil (Eds.), Chemical Analysis for Antibiotics Used in Agriculture, AOAC INT, Arlington, USA, 1995, p. 333.
2. Commission Regulation (EC) No. 2377/90 of 26 June 1990 laying down a Community procedure for the establishment of maximum residue limits of veterinary medicinal products in food stuffs of animal origin (Official Journal of the EC, No. L224, 18 August 1990), as amended by Council Regulation No. 508/99 (Official Journal of the EC, No. L60, 9 March 1999, pp. 16–52).
3. Extract of Draft Volume 8, Notice to applicants, Veterinary medicinal products: establishment of maximum residue limits (MRLs) for residues of veterinary products in foodstuffs of animal origin: development and validation of a proposed regulatory method, EMEA/CVMP/573/00-FINAL.
4. Confirmatory assay for the determination of tetracyline, oxytetracycline, chlortetracycline and its isomers in muscle and kidney using liquid chromatography-mass spectrometry
5. Improvement of chemical analysis of antibiotics