@article{1093957229,
author = {Liu, Shih-chao},
title = {Recursive linear orderings and hyperarithmetical functions.},
journal = {Notre Dame J. Formal Logic},
volume = {3},
number = {1},
year = {1962},
pages = { 129-132},
language = {en},
url = {http://dml.mathdoc.fr/item/1093957229}
}
Liu, Shih-chao. Recursive linear orderings and hyperarithmetical functions.. Notre Dame J. Formal Logic, Tome 3 (1962) no. 1, pp. 129-132. http://gdmltest.u-ga.fr/item/1093957229/