1. Fratoni, M., Kim, L., Mattafirri, S., Petroski, R., Greenspan, E., 2007. Preliminary feasibility study of the heat-pipe ENHS Reactor. In: Proceedings of International Conference on Emerging Nuclear Energy Systems, ICENES 2007, Istanbul, Turkey, June 3–8.
2. Greenspan, E., and the ENHS Project Team, 2002. The long-life core encapsulated nuclear heat source (ENHS) generation IV reactor. In: Proc. Int. Congress on Advanced Nuclear Power Plants (ICAPP), Holywood, FL, June 9–13.
3. Greenspan, E., April 2005. Solid-core heat-pipe nuclear battery type reactor. Research Proposal Submitted for the DOE Nuclear Engineering Education Research (NEER) Program.
4. Greenspan, E., 2006. ENHS general information, technical features, and operating characteristics. IAEA Status Report on Innovative Small and Medium-Sized Reactors (SMRs).
5. The encapsulated nuclear heat source (ENHS) reactor core design;Hong;Nuclear Technology,2005