1. 〈http://www.iaea.org/OurWork/SV/Safeguards/safeg_system.pdf〉
2. 〈https://www.iaea.org/about/mission〉
3. Object based image analysis for remote sensing;Blaschke;ISPRS J. Photogramm. Remote Sens.,2010
4. Identification of Uranium Mill sites From Open Source Satellite Images;Chandrashekar,2015
5. Estimating Uranium Mill Capacity Using Satellite Pictures;Chandrashekar,2015