@article{02000809,
title = {Deformation of string topology into homotopy skein modules.},
journal = {Geometry \& Topology},
volume = {7},
year = {2003},
pages = {1005-1035},
doi = {10.2140/agt.2003.3.1005},
zbl = {1040.57005},
language = {en},
url = {http://dml.mathdoc.fr/item/02000809}
}
Kaiser, Uwe. Deformation of string topology into homotopy skein modules.. Geometry & Topology, Tome 7 (2003) pp. 1005-1035. doi : 10.2140/agt.2003.3.1005. http://gdmltest.u-ga.fr/item/02000809/