1. A sensitive reagent for the thallous ion;Arnal;Anal. soc. españ. fis. quím.,1926
2. Sulla ricerca microchimica dell tallio nei tessuti;Barbaglio;Studi Sassaresi,1930
3. Behrens, through Reference No. 59.
4. Studies on thallium compounds. I. Analytical;Berry;J. chem. soc.,1922