TY - RPRT TI - Improved methods for performing multivariate analysis and deriving background spectra in atmospheric open-path FT-IR monitoring. AU - DaeWoong Hong AU - SeogYeon Cho PY - 2003 DO - 10.1366/000370203321558218 UR - https://pubmed.ncbi.nlm.nih.gov/14658622/ ID - 14658622 ER -