1. [Paper chromatographic detection of dextromoramide]. Author FREUNDT KJ Subjects Analgesics, Analgesics, Non-Narcotic chemistry, Antipyretics, Chromatography, Dextromoramide Published 1962
2. [Paper chromatographic detection and quantitative determination of dodecyl-polyethyleneoxide ethers including remarks on their separation from other local analgesics]. Author PERTSEMLIDES D and SOEHRING K Subjects Analgesics, Anesthetics, Anesthetics, Local chemistry, Ethers chemistry, Polyethylene Glycols Published 1960