@article {32718,
	title = {Soil acidification by SO2 emissions in Alberta, Canada. In : Ecological impact of acid precipitation , proceedings of an international conference, eds. D. Drablos and A. Tollan, 1980 March 11-14, Sandefjord, Norway},
	year = {1980},
	pages = {180-181},
	institution = {SNSF Project},
	address = {Oslo, Norway},
	author = {Nyborg, M. and Parker, R. W. and Hodgins, L. W. and Laverty, D. H. and Tayki, S.}
}
