1. Defense Civil Preparedness Agency (1973) Annual Statistical Report Fiscal Year 1972.
2. Eun, J.H (2018) A Study on the Expansion of Evacuation Facilities (Civil Shelter) for Government Subsidies in Response to Changes in National Security Environment. The Journal of Emergency Preparedness, Vol. 44, pp. 135-170.
3. Federal Emergency Management Agency (FEMA) (1979) Standards for Fallout Shelters (TR-87).
4. Federal Office for Civil Protection (FOCP) (1972) TWP 1966 Technical Directives for the Construction of Private Air Raid Shelters and the 1971 Conception of the Swiss Civil Defense (ORNL-TR-2707). G. A. Cristy (Trans.). Oak Ridge National Laboratory (Original work published 1966 and 1971), https://doi.org/10.2172/155∰.
5. Federal Office for Civil Protection (FOCP) (1984) TWP 1984 Technical Guidelines for the Mandatory Shelter Construction (Technische Weisungen für den Pflicht-Schutzraumbau).
6. Federal Office for Civil Protection (FOCP) (2015) Technical Specification for the Manufacturing of Small Ventilation Units of Types VA 40, 75, 150 and 300 for Civil Defense Shelters (Technisches Pflichtenheft für die Herstellung von Kleinbelüftungsgeräten der Typen VA 40, 75, 150 und 300 für Zivilschutzbauten) (TPH 11).
7. Federal Office for Civil Protection (FOCP) (2021) TWK 2017 Technical Guidelines for the Construction and Dimensioning of Protective Structures (Technische Weisungen für die Konstruktion und Bemessung von Schutzbauten).
8. Federal Office for Civil Protection (FOCP) (2023) Concept for Protective Structures (Konzept Schutzbauten).
11. Finnish Ministry of the Interior (2011) Valtioneuvoston Asetus Väestönsuojan Laitteista ja Varusteista 409/2011.
12. Geist, E.M (2019). Armageddon Insurance:Civil Defense in the United States and Soviet Union, 1945–1991. University of North Carolina Press.
14. Hännikäinen, T (2016) Air-Raid Shelters Inspection Register (Väestönsuojien Tarkastuskortisto). Savonia University of Applied Sciences.
17. Kim, K, Lee, S, and Park, Y (2020) A Study on the Establishment of Underground Nuclear Shelter and Required Capabilities. Journal of the Architectural Institute of Korea, Vol. 36, No. 10, pp. 15-22 https://doi.org/10.5659/JAIK.2020.36.10.15.
18. Korea Institute of Construction Technology (KICT) (2008) A Study on the Establishment of Underground Nuclear Shelter.
19. Lunor, G, and Kull, AG (2022) Operating Manual for the Shelter Ventilation Unit of Types VA-40/75/150.
20. Ministry of the Interior and Safety (MOIS) (2020) Current Status of Civil Defense Shelters (as of Dec. 31, 2019).
21. Ministry of the Interior and Safety (MOIS) (2021) 2021 Civil Defense Operations Guidelines (2021년도 민방위업무 지침).
22. Ministry of the Interior and Safety (MOIS) (2022) 2022 Civil Defense Operations Guidelines (2022년도 민방위 업무 지침).
23. Ministry of the Interior and Safety (MOIS) (2023) 2023 Civil Defense Operations Guidelines (2023년도 민방위업무 지침).
24. Ministry of the Interior and Safety (MOIS) (2024) 2024 Civil Defense Operations Guidelines (2024년도 민방위업무 지침).
25. National Emergency Management Agency (NEMA) (2009) Research on CBRN Shelter Standards and Application (화생방 대피시설 기준 및 활용방안 연구).
26. National Emergency Management Agency (NEMA) (2013) Development of Evacuation Systems and Shelter Management Techniques for Civil Defense Emergencies (민방위 사태에 대응한 대피체계 구축 및 대피시설의운영관리 기술개발).
27. National Institute of Environmental Research (NIER) (2006) Study on Types of Chemical Terrorism Damage and Countermeasures (화학테러 피해유형 및 대응방안연구).
28. Office of Civil Defense (1965) Federal Civil Defense Guide, Part. A, Chapt. 1.
29. Office of Civil Defense (1966) Federal Civil Defense Guide, Part. A, Chapt. 1, Appendix 1, Policy on the National Goal for a Minimum Protection Factor of 40 for Public Fallout Shelters.
30. Singapore Civil Defence Force (SCDF) (2019) Operation &Maintenance Manual for Staircase Storey Shelters.
32. Singapore Civil Defence Force and Building and Construction Authority (SCDF and BCA) (2021) Technical Requirements for Storey Shelters 2021.
33. Singapore Civil Defence Force and Building and Construction Authority (SCDF and BCA) (2023) 2023 Edition Technical Requirements for Household Shelters.
34. Stadtrat von Luzern (2005) Resizing, Repurposing and Dismantling of the Large Civil Defense Facility “Sonnenberg Tunnel”(Redimensionierung, Umnutzung und Rückbau der Grossschutzraumanlage “Sonnenbergtunnel”).
37. The Finnish National Rescue Association (SPEK) (2016) Design and Construction of S1-Class Civil Defense Shelter (S1-Luokan Väestönsuojan Suunnittelu ja Rakentaminen).
38. The Finnish National Rescue Association (SPEK) (2022) Maintenance and Use of Civil Defense Shelters:A Guide for Shelter Managers (Väestönsuojan Huolto ja Käyttö, Opas Väestönsuojan Haltijalle).
40. U.S. Department of Homeland Security (2006) Civil Defense and Homeland Security:A Short History of National Preparedness Efforts.
41. U.S. Department of the Army (2020) North Korean Tactics (ATP 7-100.2).
43. Yoo, D.W, and Lee, T (2019) The Case and Planning Elements of an Underground Shelter for Emergency Disasters.
Journal of the Korean Society of Hazard Mitigation, Vol. 19, No. 2, pp. 137-142 https://doi.org/10.9798/KOSHAM.2019.19.2.137.
44. Ziauddin, S.B (2017) SuSwitzerland's Rise to Global Bunker Expertise in the Atomic Age.
Technology and Culture, Vol. 58, No. 4, pp. 921-954 https://doi.org/10.1353/tech.2017.0109.