. . . "\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 \u0447\u0435\u0440\u0432\u043D\u0456 1970"@uk . "scientific article published on 01 June 1970"@en . "An internal standard for amino acid analyses: S-beta-(4-pyridylethyl)-L-cysteine"@en . . "An internal standard for amino acid analyses: S-beta-"@nl . . "im Juni 1970 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . "An internal standard for amino acid analyses: S-beta-(4-pyridylethyl)-L-cysteine"@en . . . "An internal standard for amino acid analyses: S-beta-(4-pyridylethyl)-L-cysteine"@en . "wetenschappelijk artikel"@nl . . "5385058" . . "2" . . "art\u00EDculu cient\u00EDficu espubliz\u00E1u en xunu de 1970"@ast . . "1970-06-01T00:00:00Z"^^ . . . . . "An internal standard for amino acid analyses: S-beta-"@nl . . . "An internal standard for amino acid analyses: S-beta-(4-pyridylethyl)-L-cysteine"@en . . "10.1016/0003-2697(70)90211-3" . . "J F Cavins" . . "An internal standard for amino acid analyses: S-beta-"@nl . "489-493" . "35" . .