Bossi, M.; et.al. (2006). «Reversible Red Fluorescent Molecular Switches». Angew. Chem.45: 7462-7465. doi:10.1002/anie.200602591.La referencia utiliza el parámetro obsoleto |coautores= (ayuda)
iupac.org
goldbook.iupac.org
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook.