C. Ralston

Cosmic-ray exposure history at the Apollo 16 and other lunar sites. Lunar surface dynamics

C. Hohenberg, R. Drozd, C. Morgan, 1974 .

Lunar surface dynamics: Some general conclusions and new results from Apollo 16 and 17

D. Yuhas, G. Crozaz, R. Walker, 1974 .

Cosmic-ray exposure history of North Ray and South Ray material

D. Yuhas, G. Crozaz, R. Walker, 1973 .

Uranium and extinct Pu-244 effects in Apollo 14 materials.

M. Seitz, M. Monnin, R. Walker, 1972 .

Emergency watershed treatments on burned lands in southwestern Oregon

Ivars Steinblums, C. Ralston, E. Gross, 1989 .