TY - RPRT TI - Standard Reference Materials Mossbauer spectroscopy standard for the chemical shift of iron compounds AU - DeVoe, James R AU - Snediker, David K AU - Spijkerman, Jon J PY - 1967 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NBS SP 260-13 DO - 10.6028/NBS.SP.260-13 ER -