@article{ZNSL_1968_8_a6,
     author = {M. M. Kipnis},
     title = {A~constructive classification of arithmetical predicates and semantical bases for arithmetic},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {53--65},
     year = {1968},
     volume = {8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1968_8_a6/}
}