@book{10302,
	author = {I︠A︡blokov, A. V. and Ostroumov, S. A.},
	title = {Conservation of living nature and resources :},
	publisher = {Springer-Verlag,},
	year = {c1991.},
	address = {Berlin ;},
	note = {Translation based on two works published by the authors in Russian.}
}