Synthesis of fluorescein and its spectroscopy

A. Baeyer, A. "Synthese des Fluoresceïns" Berichte der deutschen chemischen Gesellschaft 1871, 4(3), 555–558.
B. Huang YM, Qi YJ, Zhu YL, Tong DY, Wu XY: [Polymorphism of 7 Y-STR loci in Chinese populations by multiplex PCR genotyping using fluorescein-labeled primers.] Yi Chuan. 2007 Oct;29(10):1214-22