[1]Locquin[BulletindelaSocieteChimiquedeFrance,1909,vol.<4>5,p.1073]
[2]Preobrazhenskii,N.A.etal.[JournalofgeneralchemistryoftheUSSR,1960,vol.30,p.2233-2237][ZhurnalObshcheiKhimii,1960,vol.30,p.2250-2256]
[1]Ssemenow[ZhurnalRusskagoFiziko-KhimicheskagoObshchestva,1891,vol.23,p.434]Fittig;Glaser[JustusLiebigsAnnalenderChemie,1899,vol.304,p.188]
[1]Demarcay[AnnalesdeChimie(Cachan,France),1880,vol.<5>20,p.462][BulletindelaSocieteChimiquedeFrance,1880,vol.<2>33,p.524]Fittig;Glaser[JustusLiebigsAnnalenderChemie,1899,vol.304,p.188]
[1]McMillanetal.[JournaloftheAmericanChemicalSociety,1955,vol.77,p.2900]
[1]Timmermans;vanderHargen[BulletindesSocietesChimiquesBelges,1933,vol.42,p.451]Clutterbuck;Raistrick;Reuter[BiochemicalJournal,1937,vol.31,p.987,994]