@article{VMUMM_2019_2_a5,
     author = {N. P. Red'kin},
     title = {Diagnostic tests for contact circuits},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {35--37},
     publisher = {mathdoc},
     number = {2},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2019_2_a5/}
}