[1]Patent:WO2013/14569,2013,A1,.Locationinpatent:Page/Pagecolumn35
[2]MonatsheftefuerChemie,1949,vol.80,p.607,615
[3]JournaloftheChemicalSociety,1951,p.2992,2994
[4]MonatsheftefuerChemie,1949,vol.80,p.607,615
[5]JournaloftheChemicalSociety,1953,p.1915,1918
[1]MonatsheftefurChemie,1949,vol.80,p.607,615
[1]MonatsheftefurChemie,1949,vol.80,p.607,615
[1]MonatsheftefurChemie,1949,vol.80,p.607,615
[1]MonatsheftefurChemie,1949,vol.80,p.607,615
[1]JournaloftheChemicalSociety,1953,p.1915,1918