%0 Journal Article %K Comparison %K Spectroscopy %K Absorption %K Probe %A Richard A Torres %A Cynthia E. A Palmer %A Patricia A Baisden %A Robert J Silva %A Richard E Russo %B Analytical Chemistry %D 1990 %F Laser %G eng %N 3 %P 298-303 %R 10.1021/ac00202a014 %T Comparison of photoacoustic spectroscopy, conventional absorption spectroscopy, and potentiometry as probes of Lanthanide speciation %V 62 %8 02/1990 %! Anal. Chem.