@article {dong1982the,
	title = {The Py Scale of Solvent Polarities. Solvent Effects on the Vibronic Fine Structure of Pyrene Fluorescence and Empirical Correlations with ET and Y Values},
	journal = {Photochem. and Photobiol.},
	volume = {35},
	year = {1982},
	pages = {17{\textendash}21},
	author = {Dao Cong Dong and M. A. Winnik*}
}
