@book{501967,
	author = {Nagelhout, G.E. and et al.},
	title = {Socioeconomic and country variations in cross-border cigarette purchasing as tobacco tax avoidance strategy. Findings from the ITC Europe Surveys},
	url = {http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4009359/pdf/nihms514957.pdf}
}