Makoto Fujiwara, Hajime Ishihara, Takako Nemoto. Some principles weaker than Markov's principle. Arch. Math. Log., 54(7-8):861-870, 2015. [doi]
@article{FujiwaraIN15,
title = {Some principles weaker than Markov's principle},
author = {Makoto Fujiwara and Hajime Ishihara and Takako Nemoto},
year = {2015},
doi = {10.1007/s00153-015-0444-9},
url = {http://dx.doi.org/10.1007/s00153-015-0444-9},
researchr = {https://researchr.org/publication/FujiwaraIN15},
cites = {0},
citedby = {0},
journal = {Arch. Math. Log.},
volume = {54},
number = {7-8},
pages = {861-870},
}