@article{10_4064_aa135_4_2,
     author = {Bao Qin Li and Zhuan Ye},
     title = {On differential independence of the {Riemann} zeta function
 and the {Euler} gamma function},
     journal = {Acta Arithmetica},
     pages = {333--337},
     publisher = {mathdoc},
     volume = {135},
     number = {4},
     year = {2008},
     doi = {10.4064/aa135-4-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa135-4-2/}
}