TY  - RPRT
TI  - Wall-scattering effects in electron beam collimation.
AU  - R van der Laarse
AU  - I A Bruinvis
AU  - M F Nooman
PY  - 1978
DO  - 10.3109/02841867809127912
UR  - https://pubmed.ncbi.nlm.nih.gov/99983/
ID  - 99983
ER  -