A certain hierarchy of sets. III
Algebra i logika, Tome 9 (1970) no. 1, pp. 34-51
Cet article a éte moissonné depuis la source Math-Net.Ru
@article{AL_1970_9_1_a2,
author = {Yu. L. Ershov},
title = {A certain hierarchy of sets. {III}},
journal = {Algebra i logika},
pages = {34--51},
year = {1970},
volume = {9},
number = {1},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/AL_1970_9_1_a2/}
}
Yu. L. Ershov. A certain hierarchy of sets. III. Algebra i logika, Tome 9 (1970) no. 1, pp. 34-51. http://geodesic.mathdoc.fr/item/AL_1970_9_1_a2/