@article{DAN_1979_249_5_a12,
     author = {{\CYRE}. A. Pukhal'skii},
     title = {Algebraic reduction of normal statistical models},
     journal = {Doklady Akademii Nauk},
     pages = {1073--1076},
     year = {1979},
     volume = {249},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_249_5_a12/}
}