TY - RPRT TI - Multibeam long-path differential optical absorption spectroscopy instrument: a device for simultaneous measurements along multiple light paths. AU - Irene Pundt AU - Kai Uwe Mettendorf PY - 2005 DO - 10.1364/ao.44.004985 UR - https://pubmed.ncbi.nlm.nih.gov/16114540/ ID - 16114540 ER -