@article {1772,
	title = {Estimation des tendances de l{\textquoteright}engagement dans les associations volontaires au cours des derni{\`e}res d{\'e}cennies au Qu{\'e}bec et au Canada anglais [Estimating trends in voluntary association activity over recent decades in Quebec and English Canada]},
	journal = {Sociologie et Soci{\'e}t{\'e}s},
	volume = {35},
	year = {2003},
	pages = {115-142},
	author = {Curtis, J. and Baer, D. and Grabb, E. and Perks, T.}
}
