\textbf{\textit{Online Access:}} US Department of Energy (DOE) reports produced after 1991 and a growing number of pre-1991 documents are available free via \href{https://www.osti.gov/}{https://www.osti.gov/}. \\
Reports produced before January 1, 1996, may be purchased by members of the
public from the following source:
The public may also search the National Technical Information Service's \href{https://ntrl.ntis.gov/NTRL/}{National Technical Reports Library (NTRL)} for reports not available in digital format. \\
Reports are available to DOE employees, DOE contractors, Energy Technology Data
Exchange representatives, and International Nuclear Information System
representatives from the following source:
DOE and DOE contractors should contact DOE's Office of Scientific and Technical Information (OSTI) for reports not currently available in digital format: \\