@article{10_4064_fm_136_2_85_89,
     author = {P. Pudl\'ak},
     title = {A note on bounded arithmetic},
     journal = {Fundamenta Mathematicae},
     pages = {85--89},
     publisher = {mathdoc},
     volume = {136},
     number = {2},
     year = {1990},
     doi = {10.4064/fm-136-2-85-89},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-136-2-85-89/}
}