# phpman > man > lookbib(1)

[LOOKBIB(1)](https://www.chedong.com/phpMan.php/man/LOOKBIB/1/markdown)                             General Commands Manual                            [LOOKBIB(1)](https://www.chedong.com/phpMan.php/man/LOOKBIB/1/markdown)



## NAME
       lookbib - search bibliographic databases

## SYNOPSIS
       **lookbib** [**-i** _string_] [**-t** _n_] _filename_ ...

### lookbib --help

### lookbib -v
### lookbib --version

## DESCRIPTION
       _lookbib_  prints a prompt on the standard error (unless the standard input is not a terminal),
       reads from the standard input a line containing a set of keywords, searches the bibliographic
       databases  _filename_ ... for references containing those keywords, prints any references found
       on the standard output, and repeats this process until the end of input.  For  each  database
       _filename_ to be searched, if an index filename_.i_ created by [_indxbib_(1)](https://www.chedong.com/phpMan.php/man/indxbib/1/markdown) exists, then it will be
       searched instead; each index can cover multiple databases.

## OPTIONS
       Whitespace is permitted between a command-line option and its argument.

       **--help** Display a usage message and exit.

### -i
              When searching files for which no index exists, ignore the contents  of  fields  whose
              names are in _string_.

### -t

### -v
### --version
              Display version information and exit.

## FILES
       filename_.i_
              Index files.

## SEE ALSO
       [_refer_(1)](https://www.chedong.com/phpMan.php/man/refer/1/markdown), [_lkbib_(1)](https://www.chedong.com/phpMan.php/man/lkbib/1/markdown), [_indxbib_(1)](https://www.chedong.com/phpMan.php/man/indxbib/1/markdown)



groff 1.22.4                                23 March 2022                                 [LOOKBIB(1)](https://www.chedong.com/phpMan.php/man/LOOKBIB/1/markdown)