Hajime Ishihara. Weak König s Lemma Implies Brouwer s Fan Theorem: A Direct Proof. Notre Dame Journal of Formal Logic, 47(2):249-252, 2006. [doi]
@article{Ishihara06,
title = {Weak König s Lemma Implies Brouwer s Fan Theorem: A Direct Proof},
author = {Hajime Ishihara},
year = {2006},
url = {http://projecteuclid.org/euclid.ndjfl/1153858649},
researchr = {https://researchr.org/publication/Ishihara06},
cites = {0},
citedby = {0},
journal = {Notre Dame Journal of Formal Logic},
volume = {47},
number = {2},
pages = {249-252},
}