@misc{indiciaefd3e65ec1b83,
  title = {Hydrologic and hydrochemical data for the Ob-Irtysh and Yenisey River systems of central Russia, 1954-1988},
  author = {N.N. Bobrovitskaya and B.G. Skakalsky and K.M. Zubkova and G.I. Dobrotvorskaya and I.V. Petrova and M.V. Tsivjyan and N.I. Chistyakova and V.G. Yanuta},
  year = {1997},
  doi = {10.3133/ofr97232},
  url = {https://pubs.usgs.gov/publication/ofr97232},
  note = {Source identifier: ofr97232}
}