@book{7606322,
	author = {Ритчи, Г.М. and Эшбрук, А.В.},
	title = {Экстракция},
	publisher = {Металлургия},
	year = {1983},
	address = {М.},
	note = {Перевод изд.: Solvent extraction: Principles and applications to process metallurgy / G.M. Ritcey, A.W. Ashbrook (Amsterdam etc., 1979)}
}