. "2019-09-04T12:02:37"^^ . "2023-11-29T14:50:42Z"^^ . . . . . . "\u10E1\u10E2\u10D0\u10D1\u10D8\u10DA\u10E3\u10E0\u10D8 \u10D8\u10D6\u10DD\u10E2\u10DD\u10DE\u10D8"@ka . "Is\u00F2tops estables"@ca . "\u0441\u0442\u0430\u0431\u0438\u043B\u043D\u0438 \u0438\u0437\u043E\u0442\u043E\u043F\u0438"@sr . "\u0441\u0442\u0430\u0431\u0438\u043B\u044C\u043D\u044B\u0435 \u0438\u0437\u043E\u0442\u043E\u043F\u044B"@ru . "kararl\u0131 izotop"@tr . "Isotopi stabili"@it . "\u0646\u0638\u0627\u0626\u0631 \u0645\u0633\u062A\u0642\u0631\u0629"@ar . "stabiln\u00ED izotopy"@cs . "Is\u00F3topos estables"@es . "stable isotopes"@en . "isotope stable"@fr . "stabiles Isotop"@de . "\u7A33\u5B9A\u540C\u4F4D\u7D20"@zh . "isotopu zenye utulivu"@sw . "izotopi stabili"@ro . . . . . . " Chemical Isotopes that are not radioactive; Carbon, Nitrogen, Oxygen and Hydrogen are those most commonly used in ecological and environmental research"@en . . . . . . . . . . . . . . . .