@article{1104202850,
author = {Cotta-Ramusino, Paolo and Rinaldi, Maurizio},
title = {On the algebraic structure of link-diagrams on a $2$-dimensional surface},
journal = {Comm. Math. Phys.},
volume = {135},
number = {2},
year = {1991},
pages = { 137-173},
language = {en},
url = {http://dml.mathdoc.fr/item/1104202850}
}
Cotta-Ramusino, Paolo; Rinaldi, Maurizio. On the algebraic structure of link-diagrams on a $2$-dimensional surface. Comm. Math. Phys., Tome 135 (1991) no. 2, pp. 137-173. http://gdmltest.u-ga.fr/item/1104202850/