@article{1183731159,
author = {Shepherdson, J. C.},
title = {Inner Models for Set Theory--Part I},
journal = {J. Symbolic Logic},
volume = {16},
number = {1},
year = {1951},
pages = { 161-190},
language = {en},
url = {http://dml.mathdoc.fr/item/1183731159}
}
Shepherdson, J. C. Inner Models for Set Theory--Part I. J. Symbolic Logic, Tome 16 (1951) no. 1, pp. 161-190. http://gdmltest.u-ga.fr/item/1183731159/