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Gaidamauskas, Ernestas, Kanokkarn Saejueng, Alvin A. Holder, Subalita Bharuah, Boris A. Kashemirov, Debbie C. Crans, and Charles E. McKenna. "Metal Complexation Chemistry Used for Phosphate and Nucleotide Determination: An Investigation of the Yb(3+)–pyrocatechol Violet Sensor." J Biol Inorg Chem 2008.

Gaidamauskas, Ernestas, et al. "Metal Complexation Chemistry Used for Phosphate and Nucleotide Determination: An Investigation of the Yb(3+)–pyrocatechol Violet Sensor." J Biol Inorg Chem 2008.