@article{ZNSL_1967_4_a4,
     author = {N. K. Kossovski},
     title = {Sufficient conditions for incompleteness of formalized parts of arithmetic},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {44--57},
     year = {1967},
     volume = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1967_4_a4/}
}