\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/}. \\
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. \\
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. \\
DOE and DOE contractors should contact DOE’s Office of Scientific and Technical Information (OSTI) for reports not currently available in digital format: \\
DOE and DOE contractors should contact DOE's Office of Scientific and Technical Information (OSTI) for reports not currently available in digital format: \\