The System Advisor Model (SAM) is free software, and you are welcome to use it for your academic research and for commercial uses.
In documentation of your research or analysis based on SAM results, we ask that you acknowledge your use of the System Advisor Model and mention the National Renewable Energy Laboratory (NREL), which develops the software, and the U.S. Department of Energy (DOE), which funds NREL's work.
Here are some suggestions for SAM citations in a reference list or bibliography for a journal article and other publication. Refer to your publication guidelines for correct formatting. These examples are for SAM 2020.2.29 -- you should use the version number appropriate for your work when you cite SAM.
Citing the SAM software
System Advisor Model Version 2020.11.29 (SAM 2020.11.29). National Renewable Energy Laboratory. Golden, CO. Accessed December 27, 2020.
Citing a topic in the SAM user documentation
System Advisor Model Version 2020.11.29 (SAM 2020.11.29) User Documentation. Weather File Formats. National Renewable Energy Laboratory. Golden, CO.
Citing the SAM general description
Blair, N.; Dobos, A.; Freeman, J.; Neises, T.; Wagner, M.; Ferguson, T.; Gilman, P.; Janzou, S. (2014). System Advisor Model, SAM 2014.1.14: General Description. NREL/TP-6A20-61019. National Renewable Energy Laboratory. Golden, CO. Accessed October 31, 2016.