@book{riese2017,
  address   = {Vienna},
  author    = {Riese, Timothy and Bradley, Jeremy and Yakimova, Emma and Krylova, Galina},
  edition   = {Release 3.2},
  publisher = {University of Vienna},
  title     = {Оҥай марий йылме: A Comprehensive Introduction to the Mari Language},
  url       = {omj.mari-language.com},
  year      = {2017}
}