%0 Journal Article
%A A. P. Beltiukov
%T An iterative description of the class $\varepsilon^1$ of Grzegorczyk's hierarchy
%J Zapiski Nauchnykh Seminarov POMI
%D 1976
%P 3-14
%V 60
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1976_60_a0/
%G ru
%F ZNSL_1976_60_a0