@article{00912497,
title = {\L ukasiewicz language and diagonals of formal series. (Langage de \L ukasiewicz et diagonales de s\'eries formelles.)},
journal = {Journal de Th\'eorie des Nombres de Bordeaux},
volume = {8},
year = {1996},
pages = {31-45},
doi = {10.5802/jtnb.155},
zbl = {0864.68058},
language = {en},
url = {http://dml.mathdoc.fr/item/00912497}
}
Fagnot, Isabelle. Łukasiewicz language and diagonals of formal series. (Langage de Łukasiewicz et diagonales de séries formelles.). Journal de Théorie des Nombres de Bordeaux, Tome 8 (1996) pp. 31-45. doi : 10.5802/jtnb.155. http://gdmltest.u-ga.fr/item/00912497/