@article{1183745585,
author = {Koepke, Peter},
title = {Extenders, Embedding Normal Forms, and the Martin-Steel-Theorem},
journal = {J. Symbolic Logic},
volume = {63},
number = {1},
year = {1998},
pages = { 1137-1176},
language = {en},
url = {http://dml.mathdoc.fr/item/1183745585}
}
Koepke, Peter. Extenders, Embedding Normal Forms, and the Martin-Steel-Theorem. J. Symbolic Logic, Tome 63 (1998) no. 1, pp. 1137-1176. http://gdmltest.u-ga.fr/item/1183745585/