Reference
Lee, S. K.: M. S. Thesis, University of California, Los Angeles, 1964.
Yen, T. F., Dickie, J. P.: J. Inst. Petrol.54, 50 (1968).
Vaughan, C. B., Tynan, E. C., Yen, T. F.: Chem. Geol.6, 203 (1970).
Tynan, E. C., Yen, T. F.: Fuel (London)43, 191 (1969).
Kivilson, D., Lee, S. K.: J. Chem. Phys.41, 1896 (1964).
Peterson, R. C., Alexander, L. E.: J. Am. Chem. Soc.90, 3873 (1968).
Boucher, L. J., Tynan, E. C., Yen, T. F., in: Electron Spin Resonance of Metal Complexes (T. F. Yen, ed.). New York: Plenum Publ. Corp. 1969.
Dickson, F. D., Petrakis, L.: J. Phys. Chem.74, 2850 (1970).
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Yen, T.F. Nitrogen superhyperfine splittings of vanadyl porphyrins in native asphaltenes. Naturwissenschaften 58, 267–268 (1971). https://doi.org/10.1007/BF00602993
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DOI: https://doi.org/10.1007/BF00602993