@article{03908634,
title = {On automorphism group of free quadratic extensions over a ring.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {7},
year = {1984},
pages = {103-108},
doi = {10.1155/S0161171284000107},
zbl = {0569.16030},
language = {en},
url = {http://dml.mathdoc.fr/item/03908634}
}
Szeto, George. On automorphism group of free quadratic extensions over a ring.. International Journal of Mathematics and Mathematical Sciences, Tome 7 (1984) pp. 103-108. doi : 10.1155/S0161171284000107. http://gdmltest.u-ga.fr/item/03908634/