@article{1183744867,
author = {Schmerl, James H.},
title = {A Reflection Principle and its Applications to Nonstandard Models},
journal = {J. Symbolic Logic},
volume = {60},
number = {1},
year = {1995},
pages = { 1137-1152},
language = {en},
url = {http://dml.mathdoc.fr/item/1183744867}
}
Schmerl, James H. A Reflection Principle and its Applications to Nonstandard Models. J. Symbolic Logic, Tome 60 (1995) no. 1, pp. 1137-1152. http://gdmltest.u-ga.fr/item/1183744867/