@article{GT_2009_13_3_a12,
     author = {Ciocan-Fontanine, Ionu\c{t} and Kapranov, Mikhail},
     title = {Virtual fundamental classes via dg{\textendash}manifolds},
     journal = {Geometry & topology},
     pages = {1779--1804},
     publisher = {mathdoc},
     volume = {13},
     number = {3},
     year = {2009},
     doi = {10.2140/gt.2009.13.1779},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2009.13.1779/}
}