@book{6089,
	title = {1979 Convention on Long-range Transboundary Air Pollution and its 1998 protocols on persistent organic pollutants and heavy metals},
	publisher = {United Nations},
	year = {1999 },
	address = {New York},
	note = {Subtitleon cover: "1998 protocol on persistent organic pollutants", "1998 protocol on heavy metals" }
}