TY - GEN AU - Siewert, Thomas AU - Vigliotti, D AU - Dirling, L AU - McCowan, Christopher C2 - Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD DA - 1999-12-01 LA - en M1 - 104 No. 6 PB - Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD PY - 1999 TI - Performance Verification of Impact Machines for Testing Plastics UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=851140 ER -