Ramesh, K., et al. “Poly(ethylene Glycol) Supported Metal Nitrates As Well-Organized Reagents for Hunsdiecker Conversion of α,β-Unsaturated Acids to β-Nitrostyrenes under Solvent and Acid-Free Conditions”. Asian Journal of Chemistry, vol. 31, no. 8, June 2019, pp. 1798-00, doi:10.14233/ajchem.2019.21975.