@article{CM_1977__35_1_99_0,
     author = {Bijlsma, A.},
     title = {On the simultaneous approximation of $a$, $b$ and $a^b$},
     journal = {Compositio Mathematica},
     pages = {99--111},
     publisher = {Noordhoff International Publishing},
     volume = {35},
     number = {1},
     year = {1977},
     mrnumber = {450206},
     zbl = {0355.10025},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1977__35_1_99_0/}
}