"Stratospheric heavy ozone: the symmetric isomer," W.L. Morgan and D.R. Bates, Planetary & Space Science 40, 1573 (1992).

"Tidal termolecular ionic recombination," W.L. Morgan and D.R. Bates, Journal of Physics B 25, 5421 (1992).

"New recombination mechanism: tidal termolecular ionic recombination," D.R. Bates and W. L. Morgan, Physical Review Letters 64, 2258 (1990).

"Ion-Dipolar Molecule Rate Coefficients," W. L. Morgan and D. R. Bates, The Astrophysical Journal 314, 817 (1987).

"Adiabatic Invariance Treatment of Hitting Collisions between Ions and Symmetrical Top Dipolar Molecules," D. R. Bates and W. L. Morgan, Journal of Chemical Physics 87, 2611 (1987).

"Enhancement of Rate of Mutual Neutralization by an Ambient Gas," David R. Bates and W. Lowell Morgan, Chemical Physics Letters 101, 18 (1983).