@article{VMUMM_2019_4_a7,
     author = {A. Yu. Konovalov},
     title = {Generalized realizability for extensions of arithmetic language},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {50--54},
     year = {2019},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2019_4_a7/}
}