"wetenschappelijk artikel"@nl . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en marzu de 1968"@ast . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@nl . . . "33" . "5646353" . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@nl . . . "347-369" . . . "M Z Alam" . . . . . "10.1016/S0021-9673(00)98661-8" . . . . . . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0432 \u0431\u0435\u0440\u0435\u0437\u043D\u0456 1968"@uk . "scientific article published on 01 March 1968"@en . . . . . . . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@en . . "1968-03-01T00:00:00Z"^^ . "2" . . . "E J Shellard" . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@nl . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@en . . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@en . . . "The quantitative determination of some mitragyna oxindole alkaloids after separation by thin layer chromatography. 3. Densitometry"@en .