Fox, D.
, Gilman, J.
and Maupin, P.
(2009),
Nonaqueous Solvatochromic Behavior of Nile Blue A Perchlorate in Imidazolium Exchanged Clays and its Implication Toward Exfoliation in Polymeric Composites, Molten Salts and Ionic Liquids 16, Honolulu, HI, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=902297
(Accessed November 3, 2024)