TY - RPRT TI - Verification of a Reduced-Order Extension Spring Model AU - Sandbrook, Theresa A. AU - Medina, Cory R. AU - Ortiz, Jonel PY - 2022 DO - 10.2172/1890786 UR - https://www.osti.gov/biblio/1890786 ID - 1890786 ER -