@article{1093957150,
author = {Liu, Shih Chao},
title = {Four types of general recursive well-orderings.},
journal = {Notre Dame J. Formal Logic},
volume = {3},
number = {1},
year = {1962},
pages = { 75-78},
language = {en},
url = {http://dml.mathdoc.fr/item/1093957150}
}
Liu, Shih Chao. Four types of general recursive well-orderings.. Notre Dame J. Formal Logic, Tome 3 (1962) no. 1, pp. 75-78. http://gdmltest.u-ga.fr/item/1093957150/