@article{JTNB_2013__25_1_43_0,
     author = {Bundschuh, Peter and V\"a\"an\"anen, Keijo},
     title = {Algebraic independence of the generating functions of {Stern{\textquoteright}s} sequence and of its twist},
     journal = {Journal de th\'eorie des nombres de Bordeaux},
     pages = {43--57},
     publisher = {Soci\'et\'e Arithm\'etique de Bordeaux},
     volume = {25},
     number = {1},
     year = {2013},
     doi = {10.5802/jtnb.824},
     zbl = {1268.11096},
     mrnumber = {3063829},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/jtnb.824/}
}