If you publish work using ITensor, please cite the paper:

"The ITensor Software Library for Tensor Network Calculations",
Matthew Fishman, Steven R. White, E. Miles Stoudenmire,
SciPost Phys. Codebases 4 (2022)

Also please cite the second DOI using the BibTeX shown below, which refers to the codebase that includes version number that you used, assuming you used the Julia version. (If you used the C++ version you can omit this step and just note the C++ version yourself.)

You can use the following BibTex for LaTeX documents:

@article{itensor,
	title={{The ITensor Software Library for Tensor Network Calculations}},
	author={Matthew Fishman and Steven R. White and E. Miles Stoudenmire},
	journal={SciPost Phys. Codebases},
	pages={4},
	year={2022},
	publisher={SciPost},
	doi={10.21468/SciPostPhysCodeb.4},
	url={https://scipost.org/10.21468/SciPostPhysCodeb.4}
}

and additionally to cite the v0.3 release:

@article{itensor-r0.3,
	title={{Codebase release 0.3 for ITensor}},
	author={Matthew Fishman and Steven R. White and E. Miles Stoudenmire},
	journal={SciPost Phys. Codebases},
	pages={4-r0.3},
	year={2022},
	publisher={SciPost},
	doi={10.21468/SciPostPhysCodeb.4-r0.3},
	url={https://scipost.org/10.21468/SciPostPhysCodeb.4-r0.3}
}