Fehsenfeld, F. C., Huey, L. G., Jakoubek, R., Neuman, J. A., Nowak, J. B., Ryerson, T. B., & Simons, C. Calibration and evaluation of nitric acid and ammonia permeation tubes by UV optical absorption.

Fehsenfeld, Frederick C., L. Gregory Huey, Roger Jakoubek, J. Andrew Neuman, John B. Nowak, Thomas B. Ryerson, ja Craig Simons. Calibration and Evaluation of Nitric Acid and Ammonia Permeation Tubes By UV Optical Absorption.

Fehsenfeld, Frederick C., et al. Calibration and Evaluation of Nitric Acid and Ammonia Permeation Tubes By UV Optical Absorption.