TY - BOOK ED - United States. ED - Dept. of Energy, Assistant Secretary for Defense Programs, Office of Safeguards and Security, TI - Systematic approach to the conceptual design of physical protection systems for nuclear facilities U1 - 353.999 23 PY - 1978/// CY - Washington PB - Dept. of Energy, Assistant Secretary for Defense Programs, Office of Safeguards and Security KW - Nuclear facilities KW - Safety measures KW - United States N1 - Under contract no. EY-76-C-04-0789; HCP/D 0789-01; Includes bibliographical references ER -