TY  - RPRT
TI  - Planetesimals to planets - Numerical simulation of collisional evolution
AU  - Greenberg, R.
AU  - Hartmann, W. K.
AU  - Chapman, C. R.
AU  - Wacker, J. F.
PY  - 1978
UR  - https://ntrs.nasa.gov/citations/19780065053
ID  - 19780065053
ER  -