[1]Golpalcharietal.[JournalOfScientificandIndustrialResearch,1954,vol.13B,p.15,19,20]
[1]Golpalcharietal.[JournalOfScientificandIndustrialResearch,1954,vol.13B,p.15,19,20]
[1]Golpalcharietal.[JournalOfScientificandIndustrialResearch,1954,vol.13B,p.15,19,20]
[1]Burckhalter;Edgerton[JournaloftheAmericanChemicalSociety,1951,vol.73,p.4837]Golpalcharietal.[JournalOfScientificandIndustrialResearch,1954,vol.13B,p.15,19,20]