@article{1093883175,
author = {Statman, Richard},
title = {Solution to a problem of Chang and Lee.},
journal = {Notre Dame J. Formal Logic},
volume = {21},
number = {1},
year = {1980},
pages = { 518-520},
language = {en},
url = {http://dml.mathdoc.fr/item/1093883175}
}
Statman, Richard. Solution to a problem of Chang and Lee.. Notre Dame J. Formal Logic, Tome 21 (1980) no. 1, pp. 518-520. http://gdmltest.u-ga.fr/item/1093883175/