@article{1183742429,
author = {Okada, Mitsuhiro},
title = {A Simple Relationship between Buchholz's New System of Ordinal Notations and Takeuti's System of Ordinal Diagrams},
journal = {J. Symbolic Logic},
volume = {52},
number = {1},
year = {1987},
pages = { 577-581},
language = {en},
url = {http://dml.mathdoc.fr/item/1183742429}
}
Okada, Mitsuhiro. A Simple Relationship between Buchholz's New System of Ordinal Notations and Takeuti's System of Ordinal Diagrams. J. Symbolic Logic, Tome 52 (1987) no. 1, pp. 577-581. http://gdmltest.u-ga.fr/item/1183742429/