@article{DAN_1968_183_2_a17,
     author = {E. D. Lozanskiy},
     title = {Townsend's ionization coefficient of $\mathrm{He}$ with allowance for indirect ionization},
     journal = {Doklady Akademii Nauk},
     pages = {315--318},
     publisher = {mathdoc},
     volume = {183},
     number = {2},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_183_2_a17/}
}