1. Separation of opium alkaloids by high-performance liquid chromatography;Fehér;Magy. Kém. F,1979
2. GLC analysis of homatropine methylbromide in tablets and elixirs;Grabowski;J. Pharm. Sci.,1973
3. A simple HPLC assay for the quantitative determination of morphine in opium;Hansen;Arch. Phann. Chem., Sci. Edn.,1980
4. High-performance liquid Chromatographie determination of trimethoprim and sulphonamides in combinations in pharmaceuticals;Helboe;Arch. Pharm. Chem., Sci. Edn.,1977
5. The separation of a wide range of drugs of abuse by high-pressure liquid chromatography;Jane;J. Chromatogr.,1975