@article {1311333,
	title = {The Reactivity of Carboxylic Acid and Ester Groups in the Functionalized Interfacial Region of {\textquoteright}Polyethylene Carboxylic Acid{\textquoteright} (PE-CO2H) and Derivatives: Differentiation of the Functional Groups into Shallow and Deep Subsets Based on a Comparis},
	journal = {Langmuir},
	volume = {3},
	year = {1986},
	note = {195},
	pages = {62-76},
	author = {Holmes-Farley, S.R. and Whitesides, G. M.}
}
