1. International Atomic Energy Agency (IAEA). The Fukushima Daiichi accident technical. In: Description and context of the accident. Vol. 1. Austria: IAEA; 2015. p. 135–137.
2. TEPCO. [Internet]. https://www.tepco.co.jp/en/hd/decommission/progress/retrieval/index-e.html
3. TEPCO. Fukushima Daiichi nuclear power station unit 2 primary containment vessel internal investigation results. Japan: TEPCO; 2019. https://www.tepco.co.jp/en/wp-content/uploads/handouts_190228_01-e.pdf
4. Step-by-step challenge of debris characterization for the decommissioning of Fukushima-Daiichi Nuclear Power Station (FDNPS)
5. Nuclear emergency response headquarters council for the decommissioning of TEPCO’s Fukushima Daiichi Nuclear Power Station. Mid-and-long-term roadmap towards the decommissioning of TEPCO’s Fukushima Daiichi Nuclear Power Station units 1-4 2013 Jun 27. Recently revised in December 27 2019 by The Inter-Ministerial Council for Contaminated Water and Decommissioning Issues. Available from: https://www.meti.go.jp/english/earthquake/nuclear/decommissioning/pdf/20191227_3.pdf