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4 matching references were found.
Johnstone, R.A.W.; Ward, S.D., Ultraviolet spectra of, and SCF MO calculations on 6a-thiathiophthens, Theoret. Chim. Acta, 1969, 14, 420. [all data]
Johnstone, R.A.W.; Mellon, F.A.; Ward, S.D., Online acquisition of ionization efficiency data, Intern. J. Mass Spectrom. Ion Phys., 1970, 5, 241. [all data]
Johnstone, R.A.W.; Mellon, F.A.; Ward, S.D., On-line computer methods used in conjunction with the measurement of ionization appearance potentials, Adv. Mass Spectrom., 1971, 5, 334. [all data]
Compton, J.P.; Ward, S.D., Realization of the boiling and triple points of oxygen, Metrologia, 1976, 12, 3, 101. [all data]