TY - RPRT TI - Difference-frequency-based tunable absorption spectrometer for detection of atmospheric formaldehyde AU - Lancaster, D. G. AU - Fried, A. AU - Wert, B. AU - Henry, B. AU - Tittel, F. K. PY - 2000 UR - https://ntrs.nasa.gov/citations/20040088811 ID - 20040088811 ER -