@article{ZNSL_2003_299_a6,
     author = {O. A. Ivanov},
     title = {The intersection form of a~manifold glued from several manifolds},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {109--111},
     publisher = {mathdoc},
     volume = {299},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2003_299_a6/}
}