TY - LI ED - National Council on Radiation Protection and Measurements, TI - Guidance on radiation received in space activities: recommendations of the National Council on Radiation Protection and Measurements T2 - NCRP Report SN - 0929600045 PY - 1989/// CY - Bethesda, Md. PB - National Council on Radiation Protection and Measurements KW - Dosimetría (Radiación) ER -