Photo Echo and Optical Nutation in Molecules
Richard G. Brewer and R. L. Shoemaker
Phys. Rev. Lett. 27, 631 (1971) - Published 6 September, 1971
Proton-Hydrogen Collisions: Molecular Treatment of the Excitation
H. Rosenthal
Phys. Rev. Lett. 27, 635 (1971) - Published 6 September, 1971