@article{JRAM_1996__481_153872,
     author = {Ryszard Nest and Boris Tsygan},
     title = {Formal deformations of symplectic manifolds with boundary.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {27--54},
     publisher = {mathdoc},
     volume = {481},
     year = {1996},
     zbl = {0866.58038},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1996__481_153872/}
}