@misc{indiciae608034d632ab, title = {Upstream Collimation in the M4 Line: Optimization, Extinction, and Mu2e Calibration}, author = {Boi, Steven}, year = {2023}, doi = {10.2172/1973416}, url = {https://www.osti.gov/biblio/1973416}, note = {Source identifier: 1973416} }