Bartlett, P., & Howard, B. (1990). THE ROTATIONAL-VIBRATIONAL SPECTRUM OF SYMMETRICAL NONRIGID TRIATOMICS IN HYPERSPHERICAL COORDINATES - THE H-3+ MOLECULE.
Lua i Stíl Chicago (17ú heag.)Bartlett, P., agus B. Howard. THE ROTATIONAL-VIBRATIONAL SPECTRUM OF SYMMETRICAL NONRIGID TRIATOMICS IN HYPERSPHERICAL COORDINATES - THE H-3+ MOLECULE. 1990.
Lua MLA (9ú heag.)Bartlett, P., agus B. Howard. THE ROTATIONAL-VIBRATIONAL SPECTRUM OF SYMMETRICAL NONRIGID TRIATOMICS IN HYPERSPHERICAL COORDINATES - THE H-3+ MOLECULE. 1990.
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