@article{GDZPPN002091658,
title = {(t2 - t)-Reciprocities on the Affine Line and Matsumoto's Theorem.},
journal = {Inventiones mathematicae},
volume = {29},
year = {1975},
pages = {185-192},
zbl = {0331.18017},
url = {http://dml.mathdoc.fr/item/GDZPPN002091658}
}
Keune, Frans. (t2 - t)-Reciprocities on the Affine Line and Matsumoto's Theorem.. Inventiones mathematicae, Tome 29 (1975) pp. 185-192. http://gdmltest.u-ga.fr/item/GDZPPN002091658/