@article{ZNSL_1968_8_a14,
     author = {Yu. V. Matiyasevich},
     title = {Two reductions of {Hilbert's} tenth problem},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {145--158},
     publisher = {mathdoc},
     volume = {8},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1968_8_a14/}
}