TY - CONF AU - John Travis AU - David Duewer C2 - Proceedings of the International Society for Optical Engineering, -1 DA - 2003-08-08 LA - en M1 - 4826 PB - Proceedings of the International Society for Optical Engineering, -1 PY - 2003 TI - Holmium Oxide Solution as a Prototype Intrinsic Standard in Molecular Absorption Spectrophotometry ER -