共 50 条
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- [7] The origin of the helium of natural gases. Localization of deposits of the most helium rich natural gases in the old lagoonal sediments COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES, 1934, 199 : 1643 - 1645
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- [9] Concerning the helium content and radioactivity of natural gases ZEITSCHRIFT FUR ANORGANISCHE CHEMIE, 1913, 82 (03): : 249 - 277