@article{GDZPPN002108119,
title = {Hilbert's Tenth Problem for fields of rational functions over finite fields.},
journal = {Inventiones mathematicae},
volume = {104},
year = {1991},
pages = {1-8},
zbl = {0696.12022},
url = {http://dml.mathdoc.fr/item/GDZPPN002108119}
}
Pheidas, Thanases. Hilbert's Tenth Problem for fields of rational functions over finite fields.. Inventiones mathematicae, Tome 104 (1991) pp. 1-8. http://gdmltest.u-ga.fr/item/GDZPPN002108119/