de Vries, WHeij, GJ2025-03-122025-03-121991https://rivm.openrepository.com/handle/10029/632958Critical loads and critical levels for the environmental effects of air pollutants.ArticleIn: Heij GJ, Schneider T, eds. Acidification research in The Netherlands. Final report of the Dutch Priority Programme on Acidification. Amsterdam: Elsevier, 1991;205-14 (Studies in Environmental Science; 46)2025-03-12