TY - RPRT TI - Miniaturized Charpy specimens for the indirect verification of small-scale Charpy machines: initial qualification phase AU - Lucon, Enrico PY - 2012 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST TN 1562 DO - 10.6028/NIST.TN.1562 ER -