@article{MM2_1993__81_3-4_155896,
     author = {A. Heimonen and Tapani Matala-Aho},
     title = {On irrationality measures of the values of {Gauss} hypergeometric function.},
     journal = {Manuscripta mathematica},
     pages = {183--202},
     publisher = {mathdoc},
     volume = {81},
     number = {3-4},
     year = {1993},
     zbl = {0801.11032},
     url = {http://geodesic.mathdoc.fr/item/MM2_1993__81_3-4_155896/}
}