@article{AL_2004_43_5_a4,
     author = {S. I. Mardaev},
     title = {Fixed {Points} in {Tense} {Models}},
     journal = {Algebra i logika},
     pages = {589--602},
     publisher = {mathdoc},
     volume = {43},
     number = {5},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2004_43_5_a4/}
}