$ cpan

cpan shell -- CPAN exploration and modules installation (v2.29)
Enter 'h' for help.

cpan[1]> install Courriel
...

##</code><code>##

Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Builder.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Header.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Header.ContentType.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Header.Disposition.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.HeaderAttribute.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Headers.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Part.Multipart.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Courriel.Part.Single.3pm
Installing /home/ken/perl5/perlbrew/perls/perl-5.34.0/man/man3/Email.Abstract.Courriel.3pm

##</code><code>##

$ perl -e 'use Courriel'

##</code><code>##

NAME
    Courriel - High level email parsing and manipulation

VERSION
    version 0.49

SYNOPSIS
...

##</code><code>##

$ perl -e 'use Courriel; system perldoc => $INC{"Courriel.pm"}'