Geodesic
Effective hierarchies
Algebra i logika, Tome 29 (1990) no. 4, pp. 385-397 
N. V. Beliakin. Effective hierarchies. Algebra i logika, Tome 29 (1990) no. 4, pp. 385-397. http://geodesic.mathdoc.fr/item/AL_1990_29_4_a0/
@article{AL_1990_29_4_a0,
     author = {N. V. Beliakin},
     title = {Effective hierarchies},
     journal = {Algebra i logika},
     pages = {385--397},
     year = {1990},
     volume = {29},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1990_29_4_a0/}
}
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JO  - Algebra i logika
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EP  - 397
VL  - 29
IS  - 4
UR  - http://geodesic.mathdoc.fr/item/AL_1990_29_4_a0/
LA  - ru
ID  - AL_1990_29_4_a0
ER  - 
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%T Effective hierarchies
%J Algebra i logika
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%P 385-397
%V 29
%N 4
%U http://geodesic.mathdoc.fr/item/AL_1990_29_4_a0/
%G ru
%F AL_1990_29_4_a0

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