@article{01780547,
title = {Semigroup theory applied to options.},
journal = {Journal of Applied Mathematics},
volume = {2},
year = {2002},
pages = {131-139},
doi = {10.1155/S1110757X02111041},
zbl = {1005.91059},
language = {en},
url = {http://dml.mathdoc.fr/item/01780547}
}
Cruz-Báez, D.I.; González-Rodríguez, J.M. Semigroup theory applied to options.. Journal of Applied Mathematics, Tome 2 (2002) pp. 131-139. doi : 10.1155/S1110757X02111041. http://gdmltest.u-ga.fr/item/01780547/