Santana 1990
Santana, J. J., González Dávila, M., Afonso, A. M., García Montelongo, F., 1990. 1,5-bis(2,3-dihydroxy-phenylmethylene)-thiocarbohydrazone as Reagent for the Spectrofluorimetric Determination of Nanogram Amount of Gallium. Mikrochim. Acta [Wien] 1, 55-61. http://dx.doi.org/10.1007/BF01244498