BibTeX и gost780s

0

0

Доброго дня уважаемые

имется следующая проблемма
есть TeXLive 2005 библиография оформлется с по стилю gost780s

ссылка
@Book{StahanovLinux,
author = {"Стаханов, А.А."},
title = {Linux},
publisher = {"БХВ-Петербург"},
address = {"СПб."},
year = 2007,
numpages = 944,
language = {"russian"}
}

получаем

Running `BibTeX' on `referat' with ``bibtex referat''
This is BibTeX, Version 0.99c (Web2C 7.5.5)
The top-level auxiliary file: referat.aux
The style file: gost780s.bst
Database file #1: lit1.bib
Warning--language is not defined: "russian"pp.
(There was 1 warning)

BibTeX finished at Sat Dec 6 19:00:42

непонимаю в чем дело

зараниее балагодарю